Finding the Fourth Proportional to 5,662.63, 7,814.43 and 3,144.73

Step by Step Solution

1. Step 1: Write the proportion equation
   5,662.63 : 7,814.43 = 3,144.73 : x
2. Step 2: Convert to fraction form
   5,662.63/7,814.43 = 3,144.73/x
3. Step 3: Cross multiply
   5,662.63x = 7,814.43 × 3,144.73
4. Step 4: Simplify right side
   5,662.63x = 24,574,272.45
5. Step 5: Solve for x
   x = 24,574,272.45/5,662.63
6. Step 6: Final answer
   x = 4,339.73