Finding the Fourth Proportional to 2,597.28, 3,897.32 and 1,411.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,597.28 : 3,897.32 = 1,411.28 : x
2. Step 2: Convert to fraction form
   2,597.28/3,897.32 = 1,411.28/x
3. Step 3: Cross multiply
   2,597.28x = 3,897.32 × 1,411.28
4. Step 4: Simplify right side
   2,597.28x = 5,500,209.77
5. Step 5: Solve for x
   x = 5,500,209.77/2,597.28
6. Step 6: Final answer
   x = 2,117.68