The answer is $779.13. please show the work

Exhibit 13.9 USE THE INFORMATION BELOW FOR THE FOLLOWING PROBLEM(S) The following information is given conceming a substitution swap. You currently hold a 25-year, Aa 10-percent coupon bond priced to yield 12 percent. As a swap candidate, you are considering a 25 -year, Aa 10 percent coupon bond priced to yield 13 percent. Assume a reinvestment rate of 12 percent, semiannual compounding, and a one-year workout period. 7. Refer to Exhibit 13.9. The dollar investment in the candidate bond is a. $1515.36. b. $853.50. c. $780.46. d. $779.13. e. $877.53