Finding the Fourth Proportional to 3,472.24, 4,791.76 and 2,074.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,472.24 : 4,791.76 = 2,074.72 : x
2. Step 2: Convert to fraction form
   3,472.24/4,791.76 = 2,074.72/x
3. Step 3: Cross multiply
   3,472.24x = 4,791.76 × 2,074.72
4. Step 4: Simplify right side
   3,472.24x = 9,941,560.31
5. Step 5: Solve for x
   x = 9,941,560.31/3,472.24
6. Step 6: Final answer
   x = 2,863.15