Finding the Fourth Proportional to 3,847.32, 5,745.33 and 3,806.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,847.32 : 5,745.33 = 3,806.19 : x
2. Step 2: Convert to fraction form
   3,847.32/5,745.33 = 3,806.19/x
3. Step 3: Cross multiply
   3,847.32x = 5,745.33 × 3,806.19
4. Step 4: Simplify right side
   3,847.32x = 21,867,817.59
5. Step 5: Solve for x
   x = 21,867,817.59/3,847.32
6. Step 6: Final answer
   x = 5,683.91