Finding the Fourth Proportional to 1,831.82, 2,527.81 and 1,045.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,831.82 : 2,527.81 = 1,045.85 : x
2. Step 2: Convert to fraction form
   1,831.82/2,527.81 = 1,045.85/x
3. Step 3: Cross multiply
   1,831.82x = 2,527.81 × 1,045.85
4. Step 4: Simplify right side
   1,831.82x = 2,643,694.83
5. Step 5: Solve for x
   x = 2,643,694.83/1,831.82
6. Step 6: Final answer
   x = 1,443.21