Finding the Fourth Proportional to 17,719.50, 24,452.91 and 9,761.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,719.50 : 24,452.91 = 9,761.72 : x
2. Step 2: Convert to fraction form
   17,719.50/24,452.91 = 9,761.72/x
3. Step 3: Cross multiply
   17,719.50x = 24,452.91 × 9,761.72
4. Step 4: Simplify right side
   17,719.50x = 238,702,521.74
5. Step 5: Solve for x
   x = 238,702,521.74/17,719.50
6. Step 6: Final answer
   x = 13,471.18