Finding the Fourth Proportional to 16,280.71, 24,365.59 and 13,651.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,280.71 : 24,365.59 = 13,651.18 : x
2. Step 2: Convert to fraction form
   16,280.71/24,365.59 = 13,651.18/x
3. Step 3: Cross multiply
   16,280.71x = 24,365.59 × 13,651.18
4. Step 4: Simplify right side
   16,280.71x = 332,619,054.90
5. Step 5: Solve for x
   x = 332,619,054.90/16,280.71
6. Step 6: Final answer
   x = 20,430.25