Finding the Fourth Proportional to 16,152.08, 22,287.94 and 8,980.20

Step by Step Solution

1. Step 1: Write the proportion equation
   16,152.08 : 22,287.94 = 8,980.20 : x
2. Step 2: Convert to fraction form
   16,152.08/22,287.94 = 8,980.20/x
3. Step 3: Cross multiply
   16,152.08x = 22,287.94 × 8,980.20
4. Step 4: Simplify right side
   16,152.08x = 200,150,002.45
5. Step 5: Solve for x
   x = 200,150,002.45/16,152.08
6. Step 6: Final answer
   x = 12,391.59