Finding the Fourth Proportional to 2,356.27, 3,251.49 and 1,308.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356.27 : 3,251.49 = 1,308.25 : x
2. Step 2: Convert to fraction form
   2,356.27/3,251.49 = 1,308.25/x
3. Step 3: Cross multiply
   2,356.27x = 3,251.49 × 1,308.25
4. Step 4: Simplify right side
   2,356.27x = 4,253,761.79
5. Step 5: Solve for x
   x = 4,253,761.79/2,356.27
6. Step 6: Final answer
   x = 1,805.29