Mr. Smart Firm has a portfolio of $7.7 million and beta of 0.74, and required return of 12%. Currently, the real-risk free rate is 3.5% and inflation rate is 1.5%. Mr. Smart Firm will invest another $0.79 million on stocks with a beta of 1.24. By how much does Mr. Smart Firm’s required return of the new portfolio (original portfolio plus the additional investment) exceed its required return of the original portfolio ?