can someone show me how i can do this on a financial calculator or on excel to get the same answer?

15. Although appealing to more refined tastes, art as a collectible has not always performed so profitably. During 2003, Sotheby's sold the Edgar Degas bronze sculpture Petite Danseuse de Quatorze Ans at auction for a price of $10,311,500. Unfortunately for the previous owner, he had purchased it in 1999 at a price of $12,377,500. What was his annual rate of return on this sculpture? r= (FV/PV)11-1 =(10,311,500/12,377,500)1/4 - 1 =-4.46%