Finding the Fourth Proportional to 2,480.82, 3,423.45 and 1,361.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,480.82 : 3,423.45 = 1,361.79 : x
2. Step 2: Convert to fraction form
   2,480.82/3,423.45 = 1,361.79/x
3. Step 3: Cross multiply
   2,480.82x = 3,423.45 × 1,361.79
4. Step 4: Simplify right side
   2,480.82x = 4,662,019.98
5. Step 5: Solve for x
   x = 4,662,019.98/2,480.82
6. Step 6: Final answer
   x = 1,879.23