Finding the Fourth Proportional to 2,262.56, 3,122.55 and 1,268.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,262.56 : 3,122.55 = 1,268.00 : x
2. Step 2: Convert to fraction form
   2,262.56/3,122.55 = 1,268.00/x
3. Step 3: Cross multiply
   2,262.56x = 3,122.55 × 1,268.00
4. Step 4: Simplify right side
   2,262.56x = 3,959,407.06
5. Step 5: Solve for x
   x = 3,959,407.06/2,262.56
6. Step 6: Final answer
   x = 1,749.97