Finding the Fourth Proportional to 11,016.36, 16,524.56 and 7,744.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,016.36 : 16,524.56 = 7,744.09 : x
2. Step 2: Convert to fraction form
   11,016.36/16,524.56 = 7,744.09/x
3. Step 3: Cross multiply
   11,016.36x = 16,524.56 × 7,744.09
4. Step 4: Simplify right side
   11,016.36x = 127,967,679.85
5. Step 5: Solve for x
   x = 127,967,679.85/11,016.36
6. Step 6: Final answer
   x = 11,616.15