Finding the Third Proportional to 657,128 and 1,412,530

Step by Step Solution

1. Step 1: Write the proportion equation
   657,128 : 1,412,530 = 1,412,530 : x
2. Step 2: Convert to fraction form
   657,128/1,412,530 = 1,412,530/x
3. Step 3: Cross multiply
   657,128x = 1,412,530 × 1,412,530
4. Step 4: Simplify right side
   657,128x = 1,995,241,000,900
5. Step 5: Solve for x
   x = 1,995,241,000,900/657,128
6. Step 6: Final answer
   x = 3,036,304.95