Finding the Fourth Proportional to 3,959.74, 5,465.01 and 2,280.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,959.74 : 5,465.01 = 2,280.82 : x
2. Step 2: Convert to fraction form
   3,959.74/5,465.01 = 2,280.82/x
3. Step 3: Cross multiply
   3,959.74x = 5,465.01 × 2,280.82
4. Step 4: Simplify right side
   3,959.74x = 12,464,676.78
5. Step 5: Solve for x
   x = 12,464,676.78/3,959.74
6. Step 6: Final answer
   x = 3,147.86