Finding the Third Proportional to 657,948 and 1,415,688

Step by Step Solution

1. Step 1: Write the proportion equation
   657,948 : 1,415,688 = 1,415,688 : x
2. Step 2: Convert to fraction form
   657,948/1,415,688 = 1,415,688/x
3. Step 3: Cross multiply
   657,948x = 1,415,688 × 1,415,688
4. Step 4: Simplify right side
   657,948x = 2,004,172,513,344
5. Step 5: Solve for x
   x = 2,004,172,513,344/657,948
6. Step 6: Final answer
   x = 3,046,095.61