Can I get the solution step by step from the question ? Appreciate it !

%. However theththen callab'satthetheof10yeworr)IS7 Problem #4: A corporation issues a 20 year bond with the final redemption value equal to the face value of $1000, and semiannual coupons of 10.5%. However, the bond is callable at the end of 10 years at $1100, and at the end of 15 years at $1040, what is the price of the bond if the investor's yield (the "yield-to-worst") is 7.5%? Answer correct to 2 decimals Problem #4: 1256.33 Correct Answer: 1256.33 Your Mark: 2/2