Alright, let's work through 3106 times 2596 step by step
3106 × 2596 = 2596 × (3106)
+ 2596 × 6 what gives us 15576
+ 2596 × 00 which equals 0
+ 2596 × 100 what gives us 259600
+ 2596 × 3000 which equals 7788000

= 8063176
