Finding the Fourth Proportional to 16,280.50, 24,420.87 and 3,968.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,280.50 : 24,420.87 = 3,968.50 : x
2. Step 2: Convert to fraction form
   16,280.50/24,420.87 = 3,968.50/x
3. Step 3: Cross multiply
   16,280.50x = 24,420.87 × 3,968.50
4. Step 4: Simplify right side
   16,280.50x = 96,914,222.60
5. Step 5: Solve for x
   x = 96,914,222.60/16,280.50
6. Step 6: Final answer
   x = 5,952.78