Finding the Third Proportional to 54,289.88 and 83,049.38

Step by Step Solution

1. Step 1: Write the proportion equation
   54,289.88 : 83,049.38 = 83,049.38 : x
2. Step 2: Convert to fraction form
   54,289.88/83,049.38 = 83,049.38/x
3. Step 3: Cross multiply
   54,289.88x = 83,049.38 × 83,049.38
4. Step 4: Simplify right side
   54,289.88x = 6,897,198,687.89
5. Step 5: Solve for x
   x = 6,897,198,687.89/54,289.88
6. Step 6: Final answer
   x = 127,043.92