Finding the Fourth Proportional to 3,002.72, 4,144.56 and 2,707.44

Step by Step Solution

1. Step 1: Write the proportion equation
   3,002.72 : 4,144.56 = 2,707.44 : x
2. Step 2: Convert to fraction form
   3,002.72/4,144.56 = 2,707.44/x
3. Step 3: Cross multiply
   3,002.72x = 4,144.56 × 2,707.44
4. Step 4: Simplify right side
   3,002.72x = 11,221,147.53
5. Step 5: Solve for x
   x = 11,221,147.53/3,002.72
6. Step 6: Final answer
   x = 3,736.99