Finding the Fourth Proportional to 9,234.52, 12,743.40 and 5,042.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,234.52 : 12,743.40 = 5,042.50 : x
2. Step 2: Convert to fraction form
   9,234.52/12,743.40 = 5,042.50/x
3. Step 3: Cross multiply
   9,234.52x = 12,743.40 × 5,042.50
4. Step 4: Simplify right side
   9,234.52x = 64,258,594.50
5. Step 5: Solve for x
   x = 64,258,594.50/9,234.52
6. Step 6: Final answer
   x = 6,958.52