Finding the Fourth Proportional to 1,559.88, 2,152.53 and 896.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559.88 : 2,152.53 = 896.62 : x
2. Step 2: Convert to fraction form
   1,559.88/2,152.53 = 896.62/x
3. Step 3: Cross multiply
   1,559.88x = 2,152.53 × 896.62
4. Step 4: Simplify right side
   1,559.88x = 1,930,001.45
5. Step 5: Solve for x
   x = 1,930,001.45/1,559.88
6. Step 6: Final answer
   x = 1,237.28