Give me a way to solve this using formulas step by step, Thank you!

9. Your company has earnings per share of $4. It has 1 million shares outstanding, each of which has a price of $40. You are thinking of buying TargetCo, which has earnings per share of $2,1 million shares outstanding, and a price per share of $25. You will pay for TargetCo by issuing new shares. There are no expected synergies from the transaction. If you pay no premium to buy TargetCe, what will be your earnings per share after the merger? a. 3.69 b. 4.55 c. 2.63 d. 4.80 e. 3.25