No problem, we've got 7858 and 4534 to multiply
7858 × 4534 = 4534 × (7858)
+ 4534 × 8 giving us 36272
+ 4534 × 50 that is equal 226700
+ 4534 × 800 producing 3627200
+ 4534 × 7000 what gives us 31738000

= 35628172
