Finding the Fourth Proportional to 8,069.27, 12,099.38 and 2,521.17

Step by Step Solution

1. Step 1: Write the proportion equation
   8,069.27 : 12,099.38 = 2,521.17 : x
2. Step 2: Convert to fraction form
   8,069.27/12,099.38 = 2,521.17/x
3. Step 3: Cross multiply
   8,069.27x = 12,099.38 × 2,521.17
4. Step 4: Simplify right side
   8,069.27x = 30,504,581.27
5. Step 5: Solve for x
   x = 30,504,581.27/8,069.27
6. Step 6: Final answer
   x = 3,780.34