Finding the Fourth Proportional to 5,862.10, 8,083.56 and 3,870.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,862.10 : 8,083.56 = 3,870.04 : x
2. Step 2: Convert to fraction form
   5,862.10/8,083.56 = 3,870.04/x
3. Step 3: Cross multiply
   5,862.10x = 8,083.56 × 3,870.04
4. Step 4: Simplify right side
   5,862.10x = 31,283,700.54
5. Step 5: Solve for x
   x = 31,283,700.54/5,862.10
6. Step 6: Final answer
   x = 5,336.60