Finding the Fourth Proportional to 17,503.24, 26,259.18 and 8,149.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,503.24 : 26,259.18 = 8,149.72 : x
2. Step 2: Convert to fraction form
   17,503.24/26,259.18 = 8,149.72/x
3. Step 3: Cross multiply
   17,503.24x = 26,259.18 × 8,149.72
4. Step 4: Simplify right side
   17,503.24x = 214,004,964.43
5. Step 5: Solve for x
   x = 214,004,964.43/17,503.24
6. Step 6: Final answer
   x = 12,226.59