Alright, let's work through 7785 times 3984 step by step
7785 × 3984 = 3984 × (7785)
+ 3984 × 5 what gives us 19920
+ 3984 × 80 that is equal 318720
+ 3984 × 700 giving us 2788800
+ 3984 × 7000 that results in 27888000

= 31015440
