Finding the Fourth Proportional to 3,833.33, 5,745.86 and 1,854.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,833.33 : 5,745.86 = 1,854.78 : x
2. Step 2: Convert to fraction form
   3,833.33/5,745.86 = 1,854.78/x
3. Step 3: Cross multiply
   3,833.33x = 5,745.86 × 1,854.78
4. Step 4: Simplify right side
   3,833.33x = 10,657,310.85
5. Step 5: Solve for x
   x = 10,657,310.85/3,833.33
6. Step 6: Final answer
   x = 2,780.17