Alright, let's work through 3100 times 2778 step by step
3100 × 2778 = 2778 × (3100)
+ 2778 × 0 which equals 0
+ 2778 × 00 yielding 0
+ 2778 × 100 what gives us 277800
+ 2778 × 3000 resulting in 8334000

= 8611800
