Finding the Fourth Proportional to 10,824.47, 16,245.22 and 5,559.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,824.47 : 16,245.22 = 5,559.27 : x
2. Step 2: Convert to fraction form
   10,824.47/16,245.22 = 5,559.27/x
3. Step 3: Cross multiply
   10,824.47x = 16,245.22 × 5,559.27
4. Step 4: Simplify right side
   10,824.47x = 90,311,536.39
5. Step 5: Solve for x
   x = 90,311,536.39/10,824.47
6. Step 6: Final answer
   x = 8,343.28