Finding the Fourth Proportional to 2,488.26, 3,434.04 and 1,369.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.26 : 3,434.04 = 1,369.41 : x
2. Step 2: Convert to fraction form
   2,488.26/3,434.04 = 1,369.41/x
3. Step 3: Cross multiply
   2,488.26x = 3,434.04 × 1,369.41
4. Step 4: Simplify right side
   2,488.26x = 4,702,608.72
5. Step 5: Solve for x
   x = 4,702,608.72/2,488.26
6. Step 6: Final answer
   x = 1,889.92