Build a Complete Consulting Proposal: Problem Through Pricing

<task>Draft a consulting proposal for a new client engagement based on these details.</task>

<context>
Client: Mid-market manufacturing company (~$200M revenue)
Challenge: Supply chain costs are 20% above industry benchmark, and on-time delivery has dropped to 82% over the past two quarters.
Engagement: Operational efficiency assessment focused on warehouse-to-distribution workflow. Client wants specific recommendations and an implementation roadmap.
Timeline: 8-week engagement
Budget range: $85,000-$110,000
</context>

<instructions>
- Write a complete proposal with these sections: Proposal Summary, Understanding of the Challenge, Proposed Approach (phased), Timeline with Milestones, Team & Expertise, Investment, and Next Steps
- Lead the summary with the client's problem, not our qualifications
- The approach should have 3 clear phases with specific deliverables for each
- Investment section should present a fixed-fee structure with clear inclusions
- Next steps should be specific and action-oriented with a proposed kickoff date
- Keep the tone confident and partnership-oriented — we are solving this together
</instructions>

<format>
Use professional headers and bullet points. Each section should be concise enough for a senior executive to scan in 5 minutes. Total proposal length: 3-4 pages equivalent.
</format>