Alright, let's work through 7776 times 2257 step by step
7776 × 2257 = 2257 × (7776)
+ 2257 × 6 yielding 13542
+ 2257 × 70 giving us 157990
+ 2257 × 700 that is equal 1579900
+ 2257 × 7000 producing 15799000

= 17550432
