Finding the Fourth Proportional to 2,831.41, 4,244.69 and 1,075.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,831.41 : 4,244.69 = 1,075.42 : x
2. Step 2: Convert to fraction form
   2,831.41/4,244.69 = 1,075.42/x
3. Step 3: Cross multiply
   2,831.41x = 4,244.69 × 1,075.42
4. Step 4: Simplify right side
   2,831.41x = 4,564,797.92
5. Step 5: Solve for x
   x = 4,564,797.92/2,831.41
6. Step 6: Final answer
   x = 1,612.20