Finding the Fourth Proportional to 9,222.24, 12,725.88 and 5,243.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,222.24 : 12,725.88 = 5,243.52 : x
2. Step 2: Convert to fraction form
   9,222.24/12,725.88 = 5,243.52/x
3. Step 3: Cross multiply
   9,222.24x = 12,725.88 × 5,243.52
4. Step 4: Simplify right side
   9,222.24x = 66,728,406.30
5. Step 5: Solve for x
   x = 66,728,406.30/9,222.24
6. Step 6: Final answer
   x = 7,235.60