Finding the Fourth Proportional to 10,867.23, 15,004.17 and 8,229.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,867.23 : 15,004.17 = 8,229.06 : x
2. Step 2: Convert to fraction form
   10,867.23/15,004.17 = 8,229.06/x
3. Step 3: Cross multiply
   10,867.23x = 15,004.17 × 8,229.06
4. Step 4: Simplify right side
   10,867.23x = 123,470,215.18
5. Step 5: Solve for x
   x = 123,470,215.18/10,867.23
6. Step 6: Final answer
   x = 11,361.70