Finding the Fourth Proportional to 7,315.87, 10,095.82 and 3,958.61

Step by Step Solution

1. Step 1: Write the proportion equation
   7,315.87 : 10,095.82 = 3,958.61 : x
2. Step 2: Convert to fraction form
   7,315.87/10,095.82 = 3,958.61/x
3. Step 3: Cross multiply
   7,315.87x = 10,095.82 × 3,958.61
4. Step 4: Simplify right side
   7,315.87x = 39,965,363.53
5. Step 5: Solve for x
   x = 39,965,363.53/7,315.87
6. Step 6: Final answer
   x = 5,462.84