$1.$ Given the following cashflows determine the amount of

the missing cashflow that gives a FV equal to $$2000$ with a discount$/$compound rate of $5\%$ a year.

year $01234567$

cashflow $($$$100\mathrm{.}00)$ $$200\mathrm{.}00$ $$500\mathrm{.}00$ $$1,000\mathrm{.}00$ $$300\mathrm{.}00$ $$700\mathrm{.}00$ $$100\mathrm{.}00$