Finding the Fourth Proportional to 9,015.23, 12,446.89 and 8,069.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,015.23 : 12,446.89 = 8,069.41 : x
2. Step 2: Convert to fraction form
   9,015.23/12,446.89 = 8,069.41/x
3. Step 3: Cross multiply
   9,015.23x = 12,446.89 × 8,069.41
4. Step 4: Simplify right side
   9,015.23x = 100,438,984.01
5. Step 5: Solve for x
   x = 100,438,984.01/9,015.23
6. Step 6: Final answer
   x = 11,141.04