Alright, let's work through 9787 times 3977 step by step
9787 × 3977 = 3977 × (9787)
+ 3977 × 7 that is equal 27839
+ 3977 × 80 that results in 318160
+ 3977 × 700 yielding 2783900
+ 3977 × 9000 yielding 35793000

= 38922899
