Finding the Fourth Proportional to 2,498.82, 3,448.46 and 1,379.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.82 : 3,448.46 = 1,379.80 : x
2. Step 2: Convert to fraction form
   2,498.82/3,448.46 = 1,379.80/x
3. Step 3: Cross multiply
   2,498.82x = 3,448.46 × 1,379.80
4. Step 4: Simplify right side
   2,498.82x = 4,758,185.11
5. Step 5: Solve for x
   x = 4,758,185.11/2,498.82
6. Step 6: Final answer
   x = 1,904.17