Finding the Fourth Proportional to 16,322.72, 22,525.43 and 9,517.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,322.72 : 22,525.43 = 9,517.77 : x
2. Step 2: Convert to fraction form
   16,322.72/22,525.43 = 9,517.77/x
3. Step 3: Cross multiply
   16,322.72x = 22,525.43 × 9,517.77
4. Step 4: Simplify right side
   16,322.72x = 214,391,814.30
5. Step 5: Solve for x
   x = 214,391,814.30/16,322.72
6. Step 6: Final answer
   x = 13,134.57