Finding the Fourth Proportional to 10,954.23, 15,116.83 and 5,986.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,954.23 : 15,116.83 = 5,986.23 : x
2. Step 2: Convert to fraction form
   10,954.23/15,116.83 = 5,986.23/x
3. Step 3: Cross multiply
   10,954.23x = 15,116.83 × 5,986.23
4. Step 4: Simplify right side
   10,954.23x = 90,492,791.32
5. Step 5: Solve for x
   x = 90,492,791.32/10,954.23
6. Step 6: Final answer
   x = 8,260.99