Finding the Fourth Proportional to 2,498.54, 3,447.97 and 1,379.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.54 : 3,447.97 = 1,379.47 : x
2. Step 2: Convert to fraction form
   2,498.54/3,447.97 = 1,379.47/x
3. Step 3: Cross multiply
   2,498.54x = 3,447.97 × 1,379.47
4. Step 4: Simplify right side
   2,498.54x = 4,756,367.82
5. Step 5: Solve for x
   x = 4,756,367.82/2,498.54
6. Step 6: Final answer
   x = 1,903.66