Finding the Fourth Proportional to 1,308.52, 1,806.18 and 895.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,308.52 : 1,806.18 = 895.72 : x
2. Step 2: Convert to fraction form
   1,308.52/1,806.18 = 895.72/x
3. Step 3: Cross multiply
   1,308.52x = 1,806.18 × 895.72
4. Step 4: Simplify right side
   1,308.52x = 1,617,831.55
5. Step 5: Solve for x
   x = 1,617,831.55/1,308.52
6. Step 6: Final answer
   x = 1,236.38