Finding the Fourth Proportional to 10,789.52, 16,189.32 and 5,592.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,789.52 : 16,189.32 = 5,592.56 : x
2. Step 2: Convert to fraction form
   10,789.52/16,189.32 = 5,592.56/x
3. Step 3: Cross multiply
   10,789.52x = 16,189.32 × 5,592.56
4. Step 4: Simplify right side
   10,789.52x = 90,539,743.46
5. Step 5: Solve for x
   x = 90,539,743.46/10,789.52
6. Step 6: Final answer
   x = 8,391.45