Finding the Fourth Proportional to 16,636.89, 22,958.70 and 9,563.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,636.89 : 22,958.70 = 9,563.16 : x
2. Step 2: Convert to fraction form
   16,636.89/22,958.70 = 9,563.16/x
3. Step 3: Cross multiply
   16,636.89x = 22,958.70 × 9,563.16
4. Step 4: Simplify right side
   16,636.89x = 219,557,721.49
5. Step 5: Solve for x
   x = 219,557,721.49/16,636.89
6. Step 6: Final answer
   x = 13,197.04