Alright, let's work through 8546 times 8646 step by step
8546 × 8646 = 8646 × (8546)
+ 8646 × 6 what gives us 51876
+ 8646 × 40 which equals 345840
+ 8646 × 500 which equals 4323000
+ 8646 × 8000 that equals 69168000

= 73888716
