Alright, let's work through 84666694 times 47234396 step by step
84666694 × 47234396 = 47234396 × (84666694)
+ 47234396 × 4 which equals 188937584
+ 47234396 × 90 producing 4251095640
+ 47234396 × 600 resulting in 28340637600
+ 47234396 × 6000 giving us 283406376000
+ 47234396 × 60000 that equals 2834063760000
+ 47234396 × 600000 yielding 28340637600000
+ 47234396 × 4000000 that equals 188937584000000
+ 47234396 × 80000000 that equals 3778751680000000

= 3999180152406824
