Finding the Fourth Proportional to 56,592.28, 78,099.82 and 31,441.78

Step by Step Solution

1. Step 1: Write the proportion equation
   56,592.28 : 78,099.82 = 31,441.78 : x
2. Step 2: Convert to fraction form
   56,592.28/78,099.82 = 31,441.78/x
3. Step 3: Cross multiply
   56,592.28x = 78,099.82 × 31,441.78
4. Step 4: Simplify right side
   56,592.28x = 2,455,597,358.48
5. Step 5: Solve for x
   x = 2,455,597,358.48/56,592.28
6. Step 6: Final answer
   x = 43,391.03