Finding the Fourth Proportional to 10,863.58, 16,287.68 and 5,596.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,863.58 : 16,287.68 = 5,596.33 : x
2. Step 2: Convert to fraction form
   10,863.58/16,287.68 = 5,596.33/x
3. Step 3: Cross multiply
   10,863.58x = 16,287.68 × 5,596.33
4. Step 4: Simplify right side
   10,863.58x = 91,151,213.12
5. Step 5: Solve for x
   x = 91,151,213.12/10,863.58
6. Step 6: Final answer
   x = 8,390.53