Finding the Fourth Proportional to 5,871.94, 8,105.82 and 3,513.64

Step by Step Solution

1. Step 1: Write the proportion equation
   5,871.94 : 8,105.82 = 3,513.64 : x
2. Step 2: Convert to fraction form
   5,871.94/8,105.82 = 3,513.64/x
3. Step 3: Cross multiply
   5,871.94x = 8,105.82 × 3,513.64
4. Step 4: Simplify right side
   5,871.94x = 28,480,933.38
5. Step 5: Solve for x
   x = 28,480,933.38/5,871.94
6. Step 6: Final answer
   x = 4,850.34