Finding the Third Proportional to 28,644.38 and 62,710.88

Step by Step Solution

1. Step 1: Write the proportion equation
   28,644.38 : 62,710.88 = 62,710.88 : x
2. Step 2: Convert to fraction form
   28,644.38/62,710.88 = 62,710.88/x
3. Step 3: Cross multiply
   28,644.38x = 62,710.88 × 62,710.88
4. Step 4: Simplify right side
   28,644.38x = 3,932,653,843.27
5. Step 5: Solve for x
   x = 3,932,653,843.27/28,644.38
6. Step 6: Final answer
   x = 137,292.36