Finding the Fourth Proportional to 2,488.50, 3,434.10 and 1,369.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.50 : 3,434.10 = 1,369.41 : x
2. Step 2: Convert to fraction form
   2,488.50/3,434.10 = 1,369.41/x
3. Step 3: Cross multiply
   2,488.50x = 3,434.10 × 1,369.41
4. Step 4: Simplify right side
   2,488.50x = 4,702,690.88
5. Step 5: Solve for x
   x = 4,702,690.88/2,488.50
6. Step 6: Final answer
   x = 1,889.77