Finding the Fourth Proportional to 16,568.72, 22,864.16 and 9,493.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,568.72 : 22,864.16 = 9,493.78 : x
2. Step 2: Convert to fraction form
   16,568.72/22,864.16 = 9,493.78/x
3. Step 3: Cross multiply
   16,568.72x = 22,864.16 × 9,493.78
4. Step 4: Simplify right side
   16,568.72x = 217,067,304.92
5. Step 5: Solve for x
   x = 217,067,304.92/16,568.72
6. Step 6: Final answer
   x = 13,101.03