Finding the Fourth Proportional to 41,979.56, 57,935.89 and 31,350.74

Step by Step Solution

1. Step 1: Write the proportion equation
   41,979.56 : 57,935.89 = 31,350.74 : x
2. Step 2: Convert to fraction form
   41,979.56/57,935.89 = 31,350.74/x
3. Step 3: Cross multiply
   41,979.56x = 57,935.89 × 31,350.74
4. Step 4: Simplify right side
   41,979.56x = 1,816,333,024.06
5. Step 5: Solve for x
   x = 1,816,333,024.06/41,979.56
6. Step 6: Final answer
   x = 43,267.08