Finding the Fourth Proportional to 3,871.15, 5,808.75 and 3,662.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,871.15 : 5,808.75 = 3,662.04 : x
2. Step 2: Convert to fraction form
   3,871.15/5,808.75 = 3,662.04/x
3. Step 3: Cross multiply
   3,871.15x = 5,808.75 × 3,662.04
4. Step 4: Simplify right side
   3,871.15x = 21,271,874.85
5. Step 5: Solve for x
   x = 21,271,874.85/3,871.15
6. Step 6: Final answer
   x = 5,494.98