Finding the Fourth Proportional to 12,383.16, 18,569.42 and 7,696.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,383.16 : 18,569.42 = 7,696.14 : x
2. Step 2: Convert to fraction form
   12,383.16/18,569.42 = 7,696.14/x
3. Step 3: Cross multiply
   12,383.16x = 18,569.42 × 7,696.14
4. Step 4: Simplify right side
   12,383.16x = 142,912,856.04
5. Step 5: Solve for x
   x = 142,912,856.04/12,383.16
6. Step 6: Final answer
   x = 11,540.90