Finding the Fourth Proportional to 1,443.04, 2,159.70 and 895.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443.04 : 2,159.70 = 895.60 : x
2. Step 2: Convert to fraction form
   1,443.04/2,159.70 = 895.60/x
3. Step 3: Cross multiply
   1,443.04x = 2,159.70 × 895.60
4. Step 4: Simplify right side
   1,443.04x = 1,934,227.32
5. Step 5: Solve for x
   x = 1,934,227.32/1,443.04
6. Step 6: Final answer
   x = 1,340.38