Finding the Fourth Proportional to 9,531.34, 13,153.32 and 5,282.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,531.34 : 13,153.32 = 5,282.47 : x
2. Step 2: Convert to fraction form
   9,531.34/13,153.32 = 5,282.47/x
3. Step 3: Cross multiply
   9,531.34x = 13,153.32 × 5,282.47
4. Step 4: Simplify right side
   9,531.34x = 69,481,952.53
5. Step 5: Solve for x
   x = 69,481,952.53/9,531.34
6. Step 6: Final answer
   x = 7,289.84