Finding the Fourth Proportional to 1,443.12, 2,159.52 and 895.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443.12 : 2,159.52 = 895.56 : x
2. Step 2: Convert to fraction form
   1,443.12/2,159.52 = 895.56/x
3. Step 3: Cross multiply
   1,443.12x = 2,159.52 × 895.56
4. Step 4: Simplify right side
   1,443.12x = 1,933,979.73
5. Step 5: Solve for x
   x = 1,933,979.73/1,443.12
6. Step 6: Final answer
   x = 1,340.14