Finding the Fourth Proportional to 9,230.88, 12,736.71 and 5,452.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,230.88 : 12,736.71 = 5,452.13 : x
2. Step 2: Convert to fraction form
   9,230.88/12,736.71 = 5,452.13/x
3. Step 3: Cross multiply
   9,230.88x = 12,736.71 × 5,452.13
4. Step 4: Simplify right side
   9,230.88x = 69,442,198.69
5. Step 5: Solve for x
   x = 69,442,198.69/9,230.88
6. Step 6: Final answer
   x = 7,522.81