An investment promises the following payments:

March $12$ $$1000$; March $18$ $$2000$; March $26$ $$3000$

If the market interest rate is $9\mathrm{.}3\%,$ what is this investment value on March $18?\_\_\_\_\_\_(18)\_\_\_\_\_\_\_$$$.$ What is the investment value on March $1?\_\_\_\_\_\_(19)\_\_\_\_\_$$$.$ What is the investment value on March $30?\_\_\_\_\_\_(20)\_\_\_\_\_\_$$$.$