Finding the Fourth Proportional to 1,559.89, 2,152.60 and 896.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559.89 : 2,152.60 = 896.73 : x
2. Step 2: Convert to fraction form
   1,559.89/2,152.60 = 896.73/x
3. Step 3: Cross multiply
   1,559.89x = 2,152.60 × 896.73
4. Step 4: Simplify right side
   1,559.89x = 1,930,301.00
5. Step 5: Solve for x
   x = 1,930,301.00/1,559.89
6. Step 6: Final answer
   x = 1,237.46