Finding the Fourth Proportional to 5,875.43, 8,107.83 and 3,518.87

Step by Step Solution

1. Step 1: Write the proportion equation
   5,875.43 : 8,107.83 = 3,518.87 : x
2. Step 2: Convert to fraction form
   5,875.43/8,107.83 = 3,518.87/x
3. Step 3: Cross multiply
   5,875.43x = 8,107.83 × 3,518.87
4. Step 4: Simplify right side
   5,875.43x = 28,530,399.75
5. Step 5: Solve for x
   x = 28,530,399.75/5,875.43
6. Step 6: Final answer
   x = 4,855.88