Finding the Fourth Proportional to 16,256.77, 22,434.78 and 9,183.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,256.77 : 22,434.78 = 9,183.22 : x
2. Step 2: Convert to fraction form
   16,256.77/22,434.78 = 9,183.22/x
3. Step 3: Cross multiply
   16,256.77x = 22,434.78 × 9,183.22
4. Step 4: Simplify right side
   16,256.77x = 206,023,520.39
5. Step 5: Solve for x
   x = 206,023,520.39/16,256.77
6. Step 6: Final answer
   x = 12,673.09