Finding the Fourth Proportional to 16,769.89, 23,142.27 and 9,696.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,769.89 : 23,142.27 = 9,696.16 : x
2. Step 2: Convert to fraction form
   16,769.89/23,142.27 = 9,696.16/x
3. Step 3: Cross multiply
   16,769.89x = 23,142.27 × 9,696.16
4. Step 4: Simplify right side
   16,769.89x = 224,391,152.68
5. Step 5: Solve for x
   x = 224,391,152.68/16,769.89
6. Step 6: Final answer
   x = 13,380.60