please complete asap. please show work in excel. this is due asap please

In November 2009, Accel Growth Fund invested $20 million in Groupon by buying 2,932,553 shares of Series E convertible preferred stock. What was the realized IRR of this investment, if the fund sold at IPO and "each share of Series E preferred stock was converted into 12 shares of Class A common stock on October 31, 2011" (Amendment No. 8 to form S1, filed with SEC on November 2, 2011, page II-3)? To find the IPO price, you should download Groupon's IPO prospectus (form 424B4) from Edgar or other sources. Accel Growth Fund IRR on Equity Investment Series E preferred stock Equity Value Year 0 Shares Price at Issue Class A Common Stock Conversion ratio Converted Shares IPO Price Nov. 4, 2011 Equity Value Year 2 IRR $20,000,000 2,932,553 12 buying ed IRR of this ck was converted No. 8 to form Sou should ces. Value given in problem Formula/Calculation/Analysis required