Finding the Fourth Proportional to 2,724.49, 4,080.58 and 1,260.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,724.49 : 4,080.58 = 1,260.56 : x
2. Step 2: Convert to fraction form
   2,724.49/4,080.58 = 1,260.56/x
3. Step 3: Cross multiply
   2,724.49x = 4,080.58 × 1,260.56
4. Step 4: Simplify right side
   2,724.49x = 5,143,822.97
5. Step 5: Solve for x
   x = 5,143,822.97/2,724.49
6. Step 6: Final answer
   x = 1,888.00