Finding the Fourth Proportional to 12,424.59, 17,152.26 and 9,585.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,424.59 : 17,152.26 = 9,585.59 : x
2. Step 2: Convert to fraction form
   12,424.59/17,152.26 = 9,585.59/x
3. Step 3: Cross multiply
   12,424.59x = 17,152.26 × 9,585.59
4. Step 4: Simplify right side
   12,424.59x = 164,414,506.71
5. Step 5: Solve for x
   x = 164,414,506.71/12,424.59
6. Step 6: Final answer
   x = 13,232.99