Alright, let's work through 2784 times 3160 step by step
2784 × 3160 = 3160 × (2784)
+ 3160 × 4 what gives us 12640
+ 3160 × 80 resulting in 252800
+ 3160 × 700 that is equal 2212000
+ 3160 × 2000 resulting in 6320000

= 8797440
