Finding the Fourth Proportional to 12,367.77, 17,067.96 and 8,839.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,367.77 : 17,067.96 = 8,839.41 : x
2. Step 2: Convert to fraction form
   12,367.77/17,067.96 = 8,839.41/x
3. Step 3: Cross multiply
   12,367.77x = 17,067.96 × 8,839.41
4. Step 4: Simplify right side
   12,367.77x = 150,870,696.30
5. Step 5: Solve for x
   x = 150,870,696.30/12,367.77
6. Step 6: Final answer
   x = 12,198.70