Finding the Fourth Proportional to 2,498.43, 3,447.81 and 1,379.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.43 : 3,447.81 = 1,379.37 : x
2. Step 2: Convert to fraction form
   2,498.43/3,447.81 = 1,379.37/x
3. Step 3: Cross multiply
   2,498.43x = 3,447.81 × 1,379.37
4. Step 4: Simplify right side
   2,498.43x = 4,755,788.44
5. Step 5: Solve for x
   x = 4,755,788.44/2,498.43
6. Step 6: Final answer
   x = 1,903.51