Finding the Fourth Proportional to 5,871.69, 8,105.48 and 3,513.39

Step by Step Solution

1. Step 1: Write the proportion equation
   5,871.69 : 8,105.48 = 3,513.39 : x
2. Step 2: Convert to fraction form
   5,871.69/8,105.48 = 3,513.39/x
3. Step 3: Cross multiply
   5,871.69x = 8,105.48 × 3,513.39
4. Step 4: Simplify right side
   5,871.69x = 28,477,694.81
5. Step 5: Solve for x
   x = 28,477,694.81/5,871.69
6. Step 6: Final answer
   x = 4,850.00