Alright, let's work through 10204324 times 18606621 step by step
10204324 × 18606621 = 18606621 × (10204324)
+ 18606621 × 4 giving us 74426484
+ 18606621 × 20 that is equal 372132420
+ 18606621 × 300 that results in 5581986300
+ 18606621 × 4000 resulting in 74426484000
+ 18606621 × 00000 which equals 0
+ 18606621 × 200000 resulting in 3721324200000
+ 18606621 × 0000000 resulting in 0
+ 18606621 × 10000000 which equals 186066210000000

= 189867989229204
