Finding the Fourth Proportional to 12,411.24, 17,127.72 and 7,106.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,411.24 : 17,127.72 = 7,106.52 : x
2. Step 2: Convert to fraction form
   12,411.24/17,127.72 = 7,106.52/x
3. Step 3: Cross multiply
   12,411.24x = 17,127.72 × 7,106.52
4. Step 4: Simplify right side
   12,411.24x = 121,718,484.73
5. Step 5: Solve for x
   x = 121,718,484.73/12,411.24
6. Step 6: Final answer
   x = 9,807.12