Finding the Fourth Proportional to 2,723.23, 4,083.16 and 1,260.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,723.23 : 4,083.16 = 1,260.51 : x
2. Step 2: Convert to fraction form
   2,723.23/4,083.16 = 1,260.51/x
3. Step 3: Cross multiply
   2,723.23x = 4,083.16 × 1,260.51
4. Step 4: Simplify right side
   2,723.23x = 5,146,864.01
5. Step 5: Solve for x
   x = 5,146,864.01/2,723.23
6. Step 6: Final answer
   x = 1,889.99