Alright, let's work through 3985 times 2278 step by step
3985 × 2278 = 2278 × (3985)
+ 2278 × 5 what gives us 11390
+ 2278 × 80 that equals 182240
+ 2278 × 900 resulting in 2050200
+ 2278 × 3000 which equals 6834000

= 9077830
