Finding the Fourth Proportional to 16,732.91, 23,091.17 and 9,659.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,732.91 : 23,091.17 = 9,659.18 : x
2. Step 2: Convert to fraction form
   16,732.91/23,091.17 = 9,659.18/x
3. Step 3: Cross multiply
   16,732.91x = 23,091.17 × 9,659.18
4. Step 4: Simplify right side
   16,732.91x = 223,041,603.69
5. Step 5: Solve for x
   x = 223,041,603.69/16,732.91
6. Step 6: Final answer
   x = 13,329.52