Finding the Fourth Proportional to 16,280.30, 24,424.13 and 5,187.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,280.30 : 24,424.13 = 5,187.62 : x
2. Step 2: Convert to fraction form
   16,280.30/24,424.13 = 5,187.62/x
3. Step 3: Cross multiply
   16,280.30x = 24,424.13 × 5,187.62
4. Step 4: Simplify right side
   16,280.30x = 126,702,957.21
5. Step 5: Solve for x
   x = 126,702,957.21/16,280.30
6. Step 6: Final answer
   x = 7,782.60