i found similar questions being solved with simple division and that was not the correct answer

Fey Fashions expects the following dividend pattern over the next seven years: The company will then have a constant dividend of $2.80 forever. What is the stock's price today if an investor wants to earn a. 16% ? b. 22% ? a. What is the stock's price today if an investor wants to earn 16% ? (Round to the nearest cent)