Finding the Third Proportional to 1,398,031 and 3,057,730

Step by Step Solution

1. Step 1: Write the proportion equation
   1,398,031 : 3,057,730 = 3,057,730 : x
2. Step 2: Convert to fraction form
   1,398,031/3,057,730 = 3,057,730/x
3. Step 3: Cross multiply
   1,398,031x = 3,057,730 × 3,057,730
4. Step 4: Simplify right side
   1,398,031x = 9,349,712,752,900
5. Step 5: Solve for x
   x = 9,349,712,752,900/1,398,031
6. Step 6: Final answer
   x = 6,687,772.13