Alright, let's work through 7878202 times 21329346 step by step
7878202 × 21329346 = 21329346 × (7878202)
+ 21329346 × 2 resulting in 42658692
+ 21329346 × 00 that is equal 0
+ 21329346 × 200 giving us 4265869200
+ 21329346 × 8000 producing 170634768000
+ 21329346 × 70000 producing 1493054220000
+ 21329346 × 800000 producing 17063476800000
+ 21329346 × 7000000 that results in 149305422000000

= 168036896315892
