Finding the Fourth Proportional to 2,597.78, 3,584.93 and 1,418.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,597.78 : 3,584.93 = 1,418.85 : x
2. Step 2: Convert to fraction form
   2,597.78/3,584.93 = 1,418.85/x
3. Step 3: Cross multiply
   2,597.78x = 3,584.93 × 1,418.85
4. Step 4: Simplify right side
   2,597.78x = 5,086,477.93
5. Step 5: Solve for x
   x = 5,086,477.93/2,597.78
6. Step 6: Final answer
   x = 1,958.01