Alright, let's work through 73479121 times 78040461 step by step
73479121 × 78040461 = 78040461 × (73479121)
+ 78040461 × 1 that is equal 78040461
+ 78040461 × 20 giving us 1560809220
+ 78040461 × 100 what gives us 7804046100
+ 78040461 × 9000 which equals 702364149000
+ 78040461 × 70000 resulting in 5462832270000
+ 78040461 × 400000 yielding 31216184400000
+ 78040461 × 3000000 that is equal 234121383000000
+ 78040461 × 70000000 that equals 5462832270000000

= 5734344476714781
