Find the amount of the balance forward $($in $ $)$ that would result following these transactions.

a$.$ starting balance: $$2,436\mathrm{.}80$

b$.$ May $2$; check #$791$; to Dreamscape Landscaping; $33\mathrm{.}99$

c$.$ deposit: May $12$; amount of $$87\mathrm{.}73$

d$.$ May $20$; check #$792$; to Cheng's Lumber; amount of $$67\mathrm{.}99$