Finding the Fourth Proportional to 3,856.82, 5,785.43 and 2,933.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,856.82 : 5,785.43 = 2,933.82 : x
2. Step 2: Convert to fraction form
   3,856.82/5,785.43 = 2,933.82/x
3. Step 3: Cross multiply
   3,856.82x = 5,785.43 × 2,933.82
4. Step 4: Simplify right side
   3,856.82x = 16,973,395.57
5. Step 5: Solve for x
   x = 16,973,395.57/3,856.82
6. Step 6: Final answer
   x = 4,400.88