Finding the Fourth Proportional to 9,524.52, 13,143.72 and 5,275.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,524.52 : 13,143.72 = 5,275.56 : x
2. Step 2: Convert to fraction form
   9,524.52/13,143.72 = 5,275.56/x
3. Step 3: Cross multiply
   9,524.52x = 13,143.72 × 5,275.56
4. Step 4: Simplify right side
   9,524.52x = 69,340,522.88
5. Step 5: Solve for x
   x = 69,340,522.88/9,524.52
6. Step 6: Final answer
   x = 7,280.21