Finding the Fourth Proportional to 16,662.83, 22,995 and 9,109.49

Step by Step Solution

1. Step 1: Write the proportion equation
   16,662.83 : 22,995 = 9,109.49 : x
2. Step 2: Convert to fraction form
   16,662.83/22,995 = 9,109.49/x
3. Step 3: Cross multiply
   16,662.83x = 22,995 × 9,109.49
4. Step 4: Simplify right side
   16,662.83x = 209,472,607.58
5. Step 5: Solve for x
   x = 209,472,607.58/16,662.83
6. Step 6: Final answer
   x = 12,571.25