Finding the Fourth Proportional to 3,281.56, 4,915.86 and 2,460.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,281.56 : 4,915.86 = 2,460.76 : x
2. Step 2: Convert to fraction form
   3,281.56/4,915.86 = 2,460.76/x
3. Step 3: Cross multiply
   3,281.56x = 4,915.86 × 2,460.76
4. Step 4: Simplify right side
   3,281.56x = 12,096,751.65
5. Step 5: Solve for x
   x = 12,096,751.65/3,281.56
6. Step 6: Final answer
   x = 3,686.28