Finding the Fourth Proportional to 10,986, 15,160.55 and 5,950.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,986 : 15,160.55 = 5,950.09 : x
2. Step 2: Convert to fraction form
   10,986/15,160.55 = 5,950.09/x
3. Step 3: Cross multiply
   10,986x = 15,160.55 × 5,950.09
4. Step 4: Simplify right side
   10,986x = 90,206,636.95
5. Step 5: Solve for x
   x = 90,206,636.95/10,986
6. Step 6: Final answer
   x = 8,211.05