Finding the Fourth Proportional to 2,568.88, 3,853.38 and 837.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.88 : 3,853.38 = 837.50 : x
2. Step 2: Convert to fraction form
   2,568.88/3,853.38 = 837.50/x
3. Step 3: Cross multiply
   2,568.88x = 3,853.38 × 837.50
4. Step 4: Simplify right side
   2,568.88x = 3,227,205.75
5. Step 5: Solve for x
   x = 3,227,205.75/2,568.88
6. Step 6: Final answer
   x = 1,256.27