Finding the Fourth Proportional to 9,234.18, 12,743.12 and 5,697.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,234.18 : 12,743.12 = 5,697.38 : x
2. Step 2: Convert to fraction form
   9,234.18/12,743.12 = 5,697.38/x
3. Step 3: Cross multiply
   9,234.18x = 12,743.12 × 5,697.38
4. Step 4: Simplify right side
   9,234.18x = 72,602,397.03
5. Step 5: Solve for x
   x = 72,602,397.03/9,234.18
6. Step 6: Final answer
   x = 7,862.35