Finding the Fourth Proportional to 3,961.98, 5,466.96 and 2,282.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,961.98 : 5,466.96 = 2,282.72 : x
2. Step 2: Convert to fraction form
   3,961.98/5,466.96 = 2,282.72/x
3. Step 3: Cross multiply
   3,961.98x = 5,466.96 × 2,282.72
4. Step 4: Simplify right side
   3,961.98x = 12,479,511.60
5. Step 5: Solve for x
   x = 12,479,511.60/3,961.98
6. Step 6: Final answer
   x = 3,149.82