PLEASE HELP (please try to get an answer close to Ans. $167 884.49 )

5.21 Repeat Problem 2.32(a) for continuous compounding. Ans. $167 884.49

2.32 = Ms. Frank is planning for a 25-year retirement period and wishes to withdraw a portion of her savings at the end of each year. She plans to withdraw $10 000 at the end of the first year, and then to increase the amount of the withdrawal by $1000 each year, to offset inflation. How much money should she have in her savings account at the start of the retirement period, if the bank pays (a) 9'10, (b) 7:%, per year, compounded annually?