Alright, let's work through 71789179 times 67179045 step by step
71789179 × 67179045 = 67179045 × (71789179)
+ 67179045 × 9 giving us 604611405
+ 67179045 × 70 that equals 4702533150
+ 67179045 × 100 giving us 6717904500
+ 67179045 × 9000 which equals 604611405000
+ 67179045 × 80000 which equals 5374323600000
+ 67179045 × 700000 which equals 47025331500000
+ 67179045 × 1000000 yielding 67179045000000
+ 67179045 × 70000000 which equals 4702533150000000

= 4822728486554055
