Finding the Fourth Proportional to 2,208.73, 3,047.86 and 1,264.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208.73 : 3,047.86 = 1,264.30 : x
2. Step 2: Convert to fraction form
   2,208.73/3,047.86 = 1,264.30/x
3. Step 3: Cross multiply
   2,208.73x = 3,047.86 × 1,264.30
4. Step 4: Simplify right side
   2,208.73x = 3,853,414.79
5. Step 5: Solve for x
   x = 3,853,414.79/2,208.73
6. Step 6: Final answer
   x = 1,744.63