Finding the Fourth Proportional to 10,782.46, 16,182.35 and 5,589.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,782.46 : 16,182.35 = 5,589.82 : x
2. Step 2: Convert to fraction form
   10,782.46/16,182.35 = 5,589.82/x
3. Step 3: Cross multiply
   10,782.46x = 16,182.35 × 5,589.82
4. Step 4: Simplify right side
   10,782.46x = 90,456,423.68
5. Step 5: Solve for x
   x = 90,456,423.68/10,782.46
6. Step 6: Final answer
   x = 8,389.22