Finding the Third Proportional to 54,610.50 and 82,417.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,610.50 : 82,417.50 = 82,417.50 : x
2. Step 2: Convert to fraction form
   54,610.50/82,417.50 = 82,417.50/x
3. Step 3: Cross multiply
   54,610.50x = 82,417.50 × 82,417.50
4. Step 4: Simplify right side
   54,610.50x = 6,792,644,306.25
5. Step 5: Solve for x
   x = 6,792,644,306.25/54,610.50
6. Step 6: Final answer
   x = 124,383.48