Finding the Fourth Proportional to 9,234.52, 12,743.25 and 5,042.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,234.52 : 12,743.25 = 5,042.77 : x
2. Step 2: Convert to fraction form
   9,234.52/12,743.25 = 5,042.77/x
3. Step 3: Cross multiply
   9,234.52x = 12,743.25 × 5,042.77
4. Step 4: Simplify right side
   9,234.52x = 64,261,278.80
5. Step 5: Solve for x
   x = 64,261,278.80/9,234.52
6. Step 6: Final answer
   x = 6,958.81