$$1,550\mathrm{.}75$ in $3,6,$ and $9$ months from today. During debt consolidation, the debt counsellor has arranged for Jordan to make a payment of $$2000$ in $1$ year and a final payment in $18$ months. Determine the value of the final payment Jordan's counsellor negotiated with his lender if interest is $6\mathrm{.}7\%$ p$.$a$.$ simple interest. Use a focal date of $18$ months.