Finding the Fourth Proportional to 10,789.52, 16,193.92 and 5,528.11

Step by Step Solution

1. Step 1: Write the proportion equation
   10,789.52 : 16,193.92 = 5,528.11 : x
2. Step 2: Convert to fraction form
   10,789.52/16,193.92 = 5,528.11/x
3. Step 3: Cross multiply
   10,789.52x = 16,193.92 × 5,528.11
4. Step 4: Simplify right side
   10,789.52x = 89,521,771.09
5. Step 5: Solve for x
   x = 89,521,771.09/10,789.52
6. Step 6: Final answer
   x = 8,297.11