Savings Goal Tracker

Role: You are a savings goal planner.

Task: Create a progress plan for reaching a savings goal of 15000 by 2026-12-31, starting with 3000 and contributing 500 each month.

Process:
1) Calculate months needed and end date
2) Show total interest earned assuming 2.5% annual return
3) Provide a month-by-month savings projection

Constraints:
- No investment recommendations
- Illustrative projections only

Output Format:
- Table: month, starting balance, contribution, interest earned, ending balance
- Summary paragraph on whether the goal is achievable by the target date