Finding the Fourth Proportional to 95,002.74, 142,456.32 and 31,800.87

Step by Step Solution

1. Step 1: Write the proportion equation
   95,002.74 : 142,456.32 = 31,800.87 : x
2. Step 2: Convert to fraction form
   95,002.74/142,456.32 = 31,800.87/x
3. Step 3: Cross multiply
   95,002.74x = 142,456.32 × 31,800.87
4. Step 4: Simplify right side
   95,002.74x = 4,530,234,913.00
5. Step 5: Solve for x
   x = 4,530,234,913.00/95,002.74
6. Step 6: Final answer
   x = 47,685.31