Finding the Fourth Proportional to 10,986.49, 15,161.37 and 5,950.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,986.49 : 15,161.37 = 5,950.72 : x
2. Step 2: Convert to fraction form
   10,986.49/15,161.37 = 5,950.72/x
3. Step 3: Cross multiply
   10,986.49x = 15,161.37 × 5,950.72
4. Step 4: Simplify right side
   10,986.49x = 90,221,067.69
5. Step 5: Solve for x
   x = 90,221,067.69/10,986.49
6. Step 6: Final answer
   x = 8,212.00