Alright, let's work through 84756326 times 5126205 step by step
84756326 × 5126205 = 5126205 × (84756326)
+ 5126205 × 6 what gives us 30757230
+ 5126205 × 20 that results in 102524100
+ 5126205 × 300 which equals 1537861500
+ 5126205 × 6000 which equals 30757230000
+ 5126205 × 50000 that results in 256310250000
+ 5126205 × 700000 what gives us 3588343500000
+ 5126205 × 4000000 that equals 20504820000000
+ 5126205 × 80000000 that equals 410096400000000

= 434478302122830
