Finding the Fourth Proportional to 11,074.74, 16,589.22 and 5,511.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,074.74 : 16,589.22 = 5,511.30 : x
2. Step 2: Convert to fraction form
   11,074.74/16,589.22 = 5,511.30/x
3. Step 3: Cross multiply
   11,074.74x = 16,589.22 × 5,511.30
4. Step 4: Simplify right side
   11,074.74x = 91,428,168.19
5. Step 5: Solve for x
   x = 91,428,168.19/11,074.74
6. Step 6: Final answer
   x = 8,255.56