Finding the Fourth Proportional to 8,216.89, 12,323.98 and 2,294.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,216.89 : 12,323.98 = 2,294.18 : x
2. Step 2: Convert to fraction form
   8,216.89/12,323.98 = 2,294.18/x
3. Step 3: Cross multiply
   8,216.89x = 12,323.98 × 2,294.18
4. Step 4: Simplify right side
   8,216.89x = 28,273,428.44
5. Step 5: Solve for x
   x = 28,273,428.44/8,216.89
6. Step 6: Final answer
   x = 3,440.89