Finding the Fourth Proportional to 16,311.72, 22,514.61 and 9,599.51

Step by Step Solution

1. Step 1: Write the proportion equation
   16,311.72 : 22,514.61 = 9,599.51 : x
2. Step 2: Convert to fraction form
   16,311.72/22,514.61 = 9,599.51/x
3. Step 3: Cross multiply
   16,311.72x = 22,514.61 × 9,599.51
4. Step 4: Simplify right side
   16,311.72x = 216,129,111.27
5. Step 5: Solve for x
   x = 216,129,111.27/16,311.72
6. Step 6: Final answer
   x = 13,249.93