Finding the Fourth Proportional to 9,337.20, 12,885.24 and 5,360.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,337.20 : 12,885.24 = 5,360.52 : x
2. Step 2: Convert to fraction form
   9,337.20/12,885.24 = 5,360.52/x
3. Step 3: Cross multiply
   9,337.20x = 12,885.24 × 5,360.52
4. Step 4: Simplify right side
   9,337.20x = 69,071,586.72
5. Step 5: Solve for x
   x = 69,071,586.72/9,337.20
6. Step 6: Final answer
   x = 7,397.46