Finding the Fourth Proportional to 55,818.76, 77,025.42 and 31,939.96

Step by Step Solution

1. Step 1: Write the proportion equation
   55,818.76 : 77,025.42 = 31,939.96 : x
2. Step 2: Convert to fraction form
   55,818.76/77,025.42 = 31,939.96/x
3. Step 3: Cross multiply
   55,818.76x = 77,025.42 × 31,939.96
4. Step 4: Simplify right side
   55,818.76x = 2,460,188,833.78
5. Step 5: Solve for x
   x = 2,460,188,833.78/55,818.76
6. Step 6: Final answer
   x = 44,074.59