3) Suppose that the risk-free rate is 5 percent and the expected return on the tangency portfolio of risky assets is 14 percent. An investor with $3 million to invest wants to achieve a 18.5 percent rate of return on a portfolio combining a risk-free asset and the tangency portfolio of risky assets. Calculate how much this investor would need to borrow at the risk-free rate in order to establish this target expected return