Finding the Fourth Proportional to 24,840.71, 34,280.16 and 13,662.71

Step by Step Solution

1. Step 1: Write the proportion equation
   24,840.71 : 34,280.16 = 13,662.71 : x
2. Step 2: Convert to fraction form
   24,840.71/34,280.16 = 13,662.71/x
3. Step 3: Cross multiply
   24,840.71x = 34,280.16 × 13,662.71
4. Step 4: Simplify right side
   24,840.71x = 468,359,884.83
5. Step 5: Solve for x
   x = 468,359,884.83/24,840.71
6. Step 6: Final answer
   x = 18,854.53