Finding the Third Proportional to 1,057,298 and 1,581,328

Step by Step Solution

1. Step 1: Write the proportion equation
   1,057,298 : 1,581,328 = 1,581,328 : x
2. Step 2: Convert to fraction form
   1,057,298/1,581,328 = 1,581,328/x
3. Step 3: Cross multiply
   1,057,298x = 1,581,328 × 1,581,328
4. Step 4: Simplify right side
   1,057,298x = 2,500,598,243,584
5. Step 5: Solve for x
   x = 2,500,598,243,584/1,057,298
6. Step 6: Final answer
   x = 2,365,083.68