Alright, let's work through 42709175 times 86928060 step by step
42709175 × 86928060 = 86928060 × (42709175)
+ 86928060 × 5 resulting in 434640300
+ 86928060 × 70 that is equal 6084964200
+ 86928060 × 100 that is equal 8692806000
+ 86928060 × 9000 that results in 782352540000
+ 86928060 × 00000 resulting in 0
+ 86928060 × 700000 producing 60849642000000
+ 86928060 × 2000000 producing 173856120000000
+ 86928060 × 40000000 what gives us 3477122400000000

= 3712625726950500
