Finding the Fourth Proportional to 12,934.72, 17,824.88 and 9,202.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,934.72 : 17,824.88 = 9,202.24 : x
2. Step 2: Convert to fraction form
   12,934.72/17,824.88 = 9,202.24/x
3. Step 3: Cross multiply
   12,934.72x = 17,824.88 × 9,202.24
4. Step 4: Simplify right side
   12,934.72x = 164,028,823.73
5. Step 5: Solve for x
   x = 164,028,823.73/12,934.72
6. Step 6: Final answer
   x = 12,681.28