The current one-year spot rate is 4.2%. The market expects the one-year forward rate to be 3,8% one year from now, and 3.2% two years from now. According to the term structure formula, what should the current three-year spot rate be? Hint (1+tR1)=[(1+1,R1)(1+1+1f1)(1+1+2f1)(1+1+n=1f1)]n1 4.796 4,03 4.5% 3.75