Finding the Third Proportional to 657,939 and 1,415,670

Step by Step Solution

1. Step 1: Write the proportion equation
   657,939 : 1,415,670 = 1,415,670 : x
2. Step 2: Convert to fraction form
   657,939/1,415,670 = 1,415,670/x
3. Step 3: Cross multiply
   657,939x = 1,415,670 × 1,415,670
4. Step 4: Simplify right side
   657,939x = 2,004,121,548,900
5. Step 5: Solve for x
   x = 2,004,121,548,900/657,939
6. Step 6: Final answer
   x = 3,046,059.82