Finding the Fourth Proportional to 11,786.28, 16,258.82 and 7,067.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,786.28 : 16,258.82 = 7,067.56 : x
2. Step 2: Convert to fraction form
   11,786.28/16,258.82 = 7,067.56/x
3. Step 3: Cross multiply
   11,786.28x = 16,258.82 × 7,067.56
4. Step 4: Simplify right side
   11,786.28x = 114,910,185.88
5. Step 5: Solve for x
   x = 114,910,185.88/11,786.28
6. Step 6: Final answer
   x = 9,749.49