Finding the Fourth Proportional to 9,531.48, 13,153.08 and 5,339.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,531.48 : 13,153.08 = 5,339.52 : x
2. Step 2: Convert to fraction form
   9,531.48/13,153.08 = 5,339.52/x
3. Step 3: Cross multiply
   9,531.48x = 13,153.08 × 5,339.52
4. Step 4: Simplify right side
   9,531.48x = 70,231,133.72
5. Step 5: Solve for x
   x = 70,231,133.72/9,531.48
6. Step 6: Final answer
   x = 7,368.33