Finding the Fourth Proportional to 1,559.58, 2,152.15 and 896.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559.58 : 2,152.15 = 896.37 : x
2. Step 2: Convert to fraction form
   1,559.58/2,152.15 = 896.37/x
3. Step 3: Cross multiply
   1,559.58x = 2,152.15 × 896.37
4. Step 4: Simplify right side
   1,559.58x = 1,929,122.70
5. Step 5: Solve for x
   x = 1,929,122.70/1,559.58
6. Step 6: Final answer
   x = 1,236.95