Finding the Fourth Proportional to 109,733.76, 151,441.92 and 91,797.12

Step by Step Solution

1. Step 1: Write the proportion equation
   109,733.76 : 151,441.92 = 91,797.12 : x
2. Step 2: Convert to fraction form
   109,733.76/151,441.92 = 91,797.12/x
3. Step 3: Cross multiply
   109,733.76x = 151,441.92 × 91,797.12
4. Step 4: Simplify right side
   109,733.76x = 13,901,932,103.27
5. Step 5: Solve for x
   x = 13,901,932,103.27/109,733.76
6. Step 6: Final answer
   x = 126,687.83