Alright, let's work through 6886 times 7578 step by step
6886 × 7578 = 7578 × (6886)
+ 7578 × 6 what gives us 45468
+ 7578 × 80 resulting in 606240
+ 7578 × 800 giving us 6062400
+ 7578 × 6000 giving us 45468000

= 52182108
