(PLEASE DRAW THE CASH-FLOW DIAGRAMS for the solution. Thank you!)

A young man has decided to go into business at age 40. He wishes to accumulate P200,000 at that age. On his twenty-fifth birthday he deposits a certain amount and will increase the deposit by 10% each year until the fortieth year. If the funds can be invested at 9.6% compounded annually, how much should his initial investment be?