Finding the Fourth Proportional to 1,559.54, 2,152.18 and 896.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559.54 : 2,152.18 = 896.42 : x
2. Step 2: Convert to fraction form
   1,559.54/2,152.18 = 896.42/x
3. Step 3: Cross multiply
   1,559.54x = 2,152.18 × 896.42
4. Step 4: Simplify right side
   1,559.54x = 1,929,263.70
5. Step 5: Solve for x
   x = 1,929,263.70/1,559.54
6. Step 6: Final answer
   x = 1,237.07