Finding the Fourth Proportional to 2,723.41, 4,082.68 and 1,260.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,723.41 : 4,082.68 = 1,260.55 : x
2. Step 2: Convert to fraction form
   2,723.41/4,082.68 = 1,260.55/x
3. Step 3: Cross multiply
   2,723.41x = 4,082.68 × 1,260.55
4. Step 4: Simplify right side
   2,723.41x = 5,146,422.27
5. Step 5: Solve for x
   x = 5,146,422.27/2,723.41
6. Step 6: Final answer
   x = 1,889.70