Finding the Third Proportional to 54,428.38 and 82,462.88

Step by Step Solution

1. Step 1: Write the proportion equation
   54,428.38 : 82,462.88 = 82,462.88 : x
2. Step 2: Convert to fraction form
   54,428.38/82,462.88 = 82,462.88/x
3. Step 3: Cross multiply
   54,428.38x = 82,462.88 × 82,462.88
4. Step 4: Simplify right side
   54,428.38x = 6,800,125,753.27
5. Step 5: Solve for x
   x = 6,800,125,753.27/54,428.38
6. Step 6: Final answer
   x = 124,937.14