Finding the Fourth Proportional to 3,863.86, 5,796.87 and 1,268.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,863.86 : 5,796.87 = 1,268.62 : x
2. Step 2: Convert to fraction form
   3,863.86/5,796.87 = 1,268.62/x
3. Step 3: Cross multiply
   3,863.86x = 5,796.87 × 1,268.62
4. Step 4: Simplify right side
   3,863.86x = 7,354,010.73
5. Step 5: Solve for x
   x = 7,354,010.73/3,863.86
6. Step 6: Final answer
   x = 1,903.28