Try using this equation A=P[1+(R/100)]^n where A=Amount of money after n years P=principal R=rate percent n=number of years A=4500[1+(3/100)]^19 A=4500*(1+0.03)^19 A=4500*1.03^19 A=4500*1.7535 A=7,890.777 A=$7890.78