Finding the Fourth Proportional to 16,315.12, 22,507.27 and 9,596.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,315.12 : 22,507.27 = 9,596.48 : x
2. Step 2: Convert to fraction form
   16,315.12/22,507.27 = 9,596.48/x
3. Step 3: Cross multiply
   16,315.12x = 22,507.27 × 9,596.48
4. Step 4: Simplify right side
   16,315.12x = 215,990,429.88
5. Step 5: Solve for x
   x = 215,990,429.88/16,315.12
6. Step 6: Final answer
   x = 13,238.67