Finding the Fourth Proportional to 16,144.28, 24,216.56 and 4,458.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,144.28 : 24,216.56 = 4,458.12 : x
2. Step 2: Convert to fraction form
   16,144.28/24,216.56 = 4,458.12/x
3. Step 3: Cross multiply
   16,144.28x = 24,216.56 × 4,458.12
4. Step 4: Simplify right side
   16,144.28x = 107,960,330.47
5. Step 5: Solve for x
   x = 107,960,330.47/16,144.28
6. Step 6: Final answer
   x = 6,687.22