Finding the Third Proportional to 59,939.50 and 89,499

Step by Step Solution

1. Step 1: Write the proportion equation
   59,939.50 : 89,499 = 89,499 : x
2. Step 2: Convert to fraction form
   59,939.50/89,499 = 89,499/x
3. Step 3: Cross multiply
   59,939.50x = 89,499 × 89,499
4. Step 4: Simplify right side
   59,939.50x = 8,010,071,001
5. Step 5: Solve for x
   x = 8,010,071,001/59,939.50
6. Step 6: Final answer
   x = 133,635.93