how do I do this?

webwork/ ma 162-120-golenbiewski / hw19/4 HW19: Problem 4 Previous Problem Problem List Next Problem (1 point) How much do you need to invest semiannually into an ordinary annuity earning an annual interest rate of 6.15% compounded semiannually so that you will have $5,944.71 after 9 years? $3,446,44 (Note: Your answer is a dollar amount and should include a dollar sign) Preview My Answers Submit Answers You have attempted this problem 1 time Your overall recorded score is 0% You have unlimited attempts remaining Email Instructor Page generated at 11/10/2020 at :3pm EST We work 1996-2019 meme mattww version 2.15 version 2.154 The WebWork Project 31 ch AU ENG - 735 PM 11/16/20 8 backspace 9 Ilo