Alright, let's work through 84141254 times 50460864 step by step
84141254 × 50460864 = 50460864 × (84141254)
+ 50460864 × 4 producing 201843456
+ 50460864 × 50 what gives us 2523043200
+ 50460864 × 200 producing 10092172800
+ 50460864 × 1000 resulting in 50460864000
+ 50460864 × 40000 yielding 2018434560000
+ 50460864 × 100000 what gives us 5046086400000
+ 50460864 × 4000000 that equals 201843456000000
+ 50460864 × 80000000 producing 4036869120000000

= 4245840374883456
