Finding the Fourth Proportional to 99,306.27, 137,086.83 and 59,033.07

Step by Step Solution

1. Step 1: Write the proportion equation
   99,306.27 : 137,086.83 = 59,033.07 : x
2. Step 2: Convert to fraction form
   99,306.27/137,086.83 = 59,033.07/x
3. Step 3: Cross multiply
   99,306.27x = 137,086.83 × 59,033.07
4. Step 4: Simplify right side
   99,306.27x = 8,092,656,431.47
5. Step 5: Solve for x
   x = 8,092,656,431.47/99,306.27
6. Step 6: Final answer
   x = 81,491.90