is my answer correct? if not, can you show the correct way?

thanks

Consider the following information which relates to a given company: 2019 Value $6.67 $39.41 Item Earnings Per Share Price Per Share (Common Stock) Book Value (Common Stock Equity) Total Common Stock Outstanding Dividend Per Share $64.7 million 2.68 million $3.78 Analysts expect that the company could maintain a constant annual growth rate in dividends per share of 5.88% in the future, or possibly 7.25% for the next 2 years and 5.99% thereafter. In addition, it is expected that the risk of the firm, as measured by the risk premium on its stock, to increase immediately from 8.22% to 10.26%. Currently, the risk-free rate is 5.12%. Required: Determine the new required return for the firm's stock. 15.38 % (ROUND YOUR ANSWER TO 2 DECIMAL PLACES. FOR EXAMPLE: 17.23)