Finding the Fourth Proportional to 12,424.52, 17,152.16 and 9,585.47

Step by Step Solution

1. Step 1: Write the proportion equation
   12,424.52 : 17,152.16 = 9,585.47 : x
2. Step 2: Convert to fraction form
   12,424.52/17,152.16 = 9,585.47/x
3. Step 3: Cross multiply
   12,424.52x = 17,152.16 × 9,585.47
4. Step 4: Simplify right side
   12,424.52x = 164,411,510.07
5. Step 5: Solve for x
   x = 164,411,510.07/12,424.52
6. Step 6: Final answer
   x = 13,232.82