Finding the Fourth Proportional to 2,480.49, 3,423.06 and 1,485.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,480.49 : 3,423.06 = 1,485.81 : x
2. Step 2: Convert to fraction form
   2,480.49/3,423.06 = 1,485.81/x
3. Step 3: Cross multiply
   2,480.49x = 3,423.06 × 1,485.81
4. Step 4: Simplify right side
   2,480.49x = 5,086,016.78
5. Step 5: Solve for x
   x = 5,086,016.78/2,480.49
6. Step 6: Final answer
   x = 2,050.41