Finding the Fourth Proportional to 9,234.46, 12,743.54 and 5,042.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,234.46 : 12,743.54 = 5,042.71 : x
2. Step 2: Convert to fraction form
   9,234.46/12,743.54 = 5,042.71/x
3. Step 3: Cross multiply
   9,234.46x = 12,743.54 × 5,042.71
4. Step 4: Simplify right side
   9,234.46x = 64,261,976.59
5. Step 5: Solve for x
   x = 64,261,976.59/9,234.46
6. Step 6: Final answer
   x = 6,958.93