Finding the Fourth Proportional to 1,831.31, 2,527.25 and 1,085.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,831.31 : 2,527.25 = 1,085.26 : x
2. Step 2: Convert to fraction form
   1,831.31/2,527.25 = 1,085.26/x
3. Step 3: Cross multiply
   1,831.31x = 2,527.25 × 1,085.26
4. Step 4: Simplify right side
   1,831.31x = 2,742,723.34
5. Step 5: Solve for x
   x = 2,742,723.34/1,831.31
6. Step 6: Final answer
   x = 1,497.68