Alright, let's work through 1857774 times 42361470 step by step
1857774 × 42361470 = 42361470 × (1857774)
+ 42361470 × 4 that is equal 169445880
+ 42361470 × 70 that equals 2965302900
+ 42361470 × 700 resulting in 29653029000
+ 42361470 × 7000 resulting in 296530290000
+ 42361470 × 50000 what gives us 2118073500000
+ 42361470 × 800000 giving us 33889176000000
+ 42361470 × 1000000 which equals 42361470000000

= 78698037567780
