Finding the Fourth Proportional to 31,371.10, 43,292.27 and 17,942.92

Step by Step Solution

1. Step 1: Write the proportion equation
   31,371.10 : 43,292.27 = 17,942.92 : x
2. Step 2: Convert to fraction form
   31,371.10/43,292.27 = 17,942.92/x
3. Step 3: Cross multiply
   31,371.10x = 43,292.27 × 17,942.92
4. Step 4: Simplify right side
   31,371.10x = 776,789,673.86
5. Step 5: Solve for x
   x = 776,789,673.86/31,371.10
6. Step 6: Final answer
   x = 24,761.32