Finding the Fourth Proportional to 2,498.48, 3,448.10 and 1,379.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.48 : 3,448.10 = 1,379.53 : x
2. Step 2: Convert to fraction form
   2,498.48/3,448.10 = 1,379.53/x
3. Step 3: Cross multiply
   2,498.48x = 3,448.10 × 1,379.53
4. Step 4: Simplify right side
   2,498.48x = 4,756,765.15
5. Step 5: Solve for x
   x = 4,756,765.15/2,498.48
6. Step 6: Final answer
   x = 1,903.86