Finding the Fourth Proportional to 91,733.31, 126,591.75 and 55,923.30

Step by Step Solution

1. Step 1: Write the proportion equation
   91,733.31 : 126,591.75 = 55,923.30 : x
2. Step 2: Convert to fraction form
   91,733.31/126,591.75 = 55,923.30/x
3. Step 3: Cross multiply
   91,733.31x = 126,591.75 × 55,923.30
4. Step 4: Simplify right side
   91,733.31x = 7,079,428,412.78
5. Step 5: Solve for x
   x = 7,079,428,412.78/91,733.31
6. Step 6: Final answer
   x = 77,174.02