The lease contract for a computer workstation requires quarterly payments of $$2100$ at the beginning of every three$-$mon five years. The lessee would otherwise have to pay an interest rate of $10\%$ compounded quarterly to borrow funds to purc workstation.

a$.$ What amount will the lessee initially report in its financial statements as the long$-$term lease liability? $($Do not round inte calculations and round your final answer to $2$ decimal places.$)$

The initial lease liability will be

$

b$.$ What will the liability be at the end of the fourth year? $($Do not round intermediate calculations and round your final an decimal places.$)$

Lease liability

$