1. **State the problem:** Calculate the product of 584328 and 485. 2. **Formula used:** Multiplication of two integers is done by multiplying each digit and summing appropriately. 3. **Intermediate work:** $$584328 \times 485 = 584328 \times (400 + 80 + 5)$$ $$= 584328 \times 400 + 584328 \times 80 + 584328 \times 5$$ 4. Calculate each term: $$584328 \times 400 = 233731200$$ $$584328 \times 80 = 46746240$$ $$584328 \times 5 = 2921640$$ 5. Sum all terms: $$233731200 + 46746240 + 2921640 = 283400080$$ 6. **Final answer:** $$584328 \times 485 = 283400080$$