Finding the Fourth Proportional to 1,596.49, 2,203.18 and 897.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,596.49 : 2,203.18 = 897.86 : x
2. Step 2: Convert to fraction form
   1,596.49/2,203.18 = 897.86/x
3. Step 3: Cross multiply
   1,596.49x = 2,203.18 × 897.86
4. Step 4: Simplify right side
   1,596.49x = 1,978,150.46
5. Step 5: Solve for x
   x = 1,978,150.46/1,596.49
6. Step 6: Final answer
   x = 1,239.06