Finding the Fourth Proportional to 12,529.89, 17,275.31 and 8,949.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,529.89 : 17,275.31 = 8,949.14 : x
2. Step 2: Convert to fraction form
   12,529.89/17,275.31 = 8,949.14/x
3. Step 3: Cross multiply
   12,529.89x = 17,275.31 × 8,949.14
4. Step 4: Simplify right side
   12,529.89x = 154,599,036.61
5. Step 5: Solve for x
   x = 154,599,036.61/12,529.89
6. Step 6: Final answer
   x = 12,338.42