Alright, let's work through 8783 times 6578 step by step
8783 × 6578 = 6578 × (8783)
+ 6578 × 3 which equals 19734
+ 6578 × 80 that is equal 526240
+ 6578 × 700 giving us 4604600
+ 6578 × 8000 yielding 52624000

= 57774574
