Finding the Fourth Proportional to 2,576.48, 3,861.95 and 1,096.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,576.48 : 3,861.95 = 1,096.47 : x
2. Step 2: Convert to fraction form
   2,576.48/3,861.95 = 1,096.47/x
3. Step 3: Cross multiply
   2,576.48x = 3,861.95 × 1,096.47
4. Step 4: Simplify right side
   2,576.48x = 4,234,506.83
5. Step 5: Solve for x
   x = 4,234,506.83/2,576.48
6. Step 6: Final answer
   x = 1,643.53