Finding the Fourth Proportional to 57,322.56, 79,104.72 and 31,828.80

Step by Step Solution

1. Step 1: Write the proportion equation
   57,322.56 : 79,104.72 = 31,828.80 : x
2. Step 2: Convert to fraction form
   57,322.56/79,104.72 = 31,828.80/x
3. Step 3: Cross multiply
   57,322.56x = 79,104.72 × 31,828.80
4. Step 4: Simplify right side
   57,322.56x = 2,517,808,311.94
5. Step 5: Solve for x
   x = 2,517,808,311.94/57,322.56
6. Step 6: Final answer
   x = 43,923.51