Finding the Fourth Proportional to 16,328.73, 22,535.25 and 9,616.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,328.73 : 22,535.25 = 9,616.47 : x
2. Step 2: Convert to fraction form
   16,328.73/22,535.25 = 9,616.47/x
3. Step 3: Cross multiply
   16,328.73x = 22,535.25 × 9,616.47
4. Step 4: Simplify right side
   16,328.73x = 216,709,555.57
5. Step 5: Solve for x
   x = 216,709,555.57/16,328.73
6. Step 6: Final answer
   x = 13,271.67