Finding the Fourth Proportional to 1,439.27, 2,159.00 and 895.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,439.27 : 2,159.00 = 895.15 : x
2. Step 2: Convert to fraction form
   1,439.27/2,159.00 = 895.15/x
3. Step 3: Cross multiply
   1,439.27x = 2,159.00 × 895.15
4. Step 4: Simplify right side
   1,439.27x = 1,932,635.47
5. Step 5: Solve for x
   x = 1,932,635.47/1,439.27
6. Step 6: Final answer
   x = 1,342.79