Finding the Fourth Proportional to 11,244.78, 16,857.27 and 4,314.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,244.78 : 16,857.27 = 4,314.42 : x
2. Step 2: Convert to fraction form
   11,244.78/16,857.27 = 4,314.42/x
3. Step 3: Cross multiply
   11,244.78x = 16,857.27 × 4,314.42
4. Step 4: Simplify right side
   11,244.78x = 72,729,342.83
5. Step 5: Solve for x
   x = 72,729,342.83/11,244.78
6. Step 6: Final answer
   x = 6,467.83