Alright, let's work through 8188 times 8309 step by step
8188 × 8309 = 8309 × (8188)
+ 8309 × 8 producing 66472
+ 8309 × 80 what gives us 664720
+ 8309 × 100 giving us 830900
+ 8309 × 8000 producing 66472000

= 68034092
