Finding the Fourth Proportional to 2,048.85, 3,074.18 and 1,074.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,048.85 : 3,074.18 = 1,074.72 : x
2. Step 2: Convert to fraction form
   2,048.85/3,074.18 = 1,074.72/x
3. Step 3: Cross multiply
   2,048.85x = 3,074.18 × 1,074.72
4. Step 4: Simplify right side
   2,048.85x = 3,303,882.73
5. Step 5: Solve for x
   x = 3,303,882.73/2,048.85
6. Step 6: Final answer
   x = 1,612.55