Finding the Third Proportional to 1,398,028 and 3,057,725

Step by Step Solution

1. Step 1: Write the proportion equation
   1,398,028 : 3,057,725 = 3,057,725 : x
2. Step 2: Convert to fraction form
   1,398,028/3,057,725 = 3,057,725/x
3. Step 3: Cross multiply
   1,398,028x = 3,057,725 × 3,057,725
4. Step 4: Simplify right side
   1,398,028x = 9,349,682,175,625
5. Step 5: Solve for x
   x = 9,349,682,175,625/1,398,028
6. Step 6: Final answer
   x = 6,687,764.61