Finding the Fourth Proportional to 12,522.28, 17,272.76 and 8,744.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,522.28 : 17,272.76 = 8,744.04 : x
2. Step 2: Convert to fraction form
   12,522.28/17,272.76 = 8,744.04/x
3. Step 3: Cross multiply
   12,522.28x = 17,272.76 × 8,744.04
4. Step 4: Simplify right side
   12,522.28x = 151,033,704.35
5. Step 5: Solve for x
   x = 151,033,704.35/12,522.28
6. Step 6: Final answer
   x = 12,061.20