Finding the Fourth Proportional to 2,436.78, 3,361.68 and 1,597.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.78 : 3,361.68 = 1,597.17 : x
2. Step 2: Convert to fraction form
   2,436.78/3,361.68 = 1,597.17/x
3. Step 3: Cross multiply
   2,436.78x = 3,361.68 × 1,597.17
4. Step 4: Simplify right side
   2,436.78x = 5,369,174.45
5. Step 5: Solve for x
   x = 5,369,174.45/2,436.78
6. Step 6: Final answer
   x = 2,203.39