Finding the Fourth Proportional to 2,498.29, 3,447.46 and 1,379.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.29 : 3,447.46 = 1,379.23 : x
2. Step 2: Convert to fraction form
   2,498.29/3,447.46 = 1,379.23/x
3. Step 3: Cross multiply
   2,498.29x = 3,447.46 × 1,379.23
4. Step 4: Simplify right side
   2,498.29x = 4,754,840.26
5. Step 5: Solve for x
   x = 4,754,840.26/2,498.29
6. Step 6: Final answer
   x = 1,903.24