Finding the Fourth Proportional to 41,981.69, 57,938.83 and 31,352.87

Step by Step Solution

1. Step 1: Write the proportion equation
   41,981.69 : 57,938.83 = 31,352.87 : x
2. Step 2: Convert to fraction form
   41,981.69/57,938.83 = 31,352.87/x
3. Step 3: Cross multiply
   41,981.69x = 57,938.83 × 31,352.87
4. Step 4: Simplify right side
   41,981.69x = 1,816,548,671.41
5. Step 5: Solve for x
   x = 1,816,548,671.41/41,981.69
6. Step 6: Final answer
   x = 43,270.02