Finding the Fourth Proportional to 16,448.25, 24,665.05 and 5,200.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,448.25 : 24,665.05 = 5,200.80 : x
2. Step 2: Convert to fraction form
   16,448.25/24,665.05 = 5,200.80/x
3. Step 3: Cross multiply
   16,448.25x = 24,665.05 × 5,200.80
4. Step 4: Simplify right side
   16,448.25x = 128,277,992.04
5. Step 5: Solve for x
   x = 128,277,992.04/16,448.25
6. Step 6: Final answer
   x = 7,798.88