Finding the Fourth Proportional to 3,144.96, 4,350.24 and 2,946.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,144.96 : 4,350.24 = 2,946.72 : x
2. Step 2: Convert to fraction form
   3,144.96/4,350.24 = 2,946.72/x
3. Step 3: Cross multiply
   3,144.96x = 4,350.24 × 2,946.72
4. Step 4: Simplify right side
   3,144.96x = 12,818,939.21
5. Step 5: Solve for x
   x = 12,818,939.21/3,144.96
6. Step 6: Final answer
   x = 4,076.03