Finding the Fourth Proportional to 1,596.65, 2,203.13 and 897.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,596.65 : 2,203.13 = 897.89 : x
2. Step 2: Convert to fraction form
   1,596.65/2,203.13 = 897.89/x
3. Step 3: Cross multiply
   1,596.65x = 2,203.13 × 897.89
4. Step 4: Simplify right side
   1,596.65x = 1,978,152.89
5. Step 5: Solve for x
   x = 1,978,152.89/1,596.65
6. Step 6: Final answer
   x = 1,238.94