Alright, let's work through 3994 times 2887 step by step
3994 × 2887 = 2887 × (3994)
+ 2887 × 4 that results in 11548
+ 2887 × 90 that equals 259830
+ 2887 × 900 which equals 2598300
+ 2887 × 3000 which equals 8661000

= 11530678
