Finding the Fourth Proportional to 17,719.22, 24,429.71 and 14,520.80

Step by Step Solution

1. Step 1: Write the proportion equation
   17,719.22 : 24,429.71 = 14,520.80 : x
2. Step 2: Convert to fraction form
   17,719.22/24,429.71 = 14,520.80/x
3. Step 3: Cross multiply
   17,719.22x = 24,429.71 × 14,520.80
4. Step 4: Simplify right side
   17,719.22x = 354,738,738.22
5. Step 5: Solve for x
   x = 354,738,738.22/17,719.22
6. Step 6: Final answer
   x = 20,020.00