Finding the Fourth Proportional to 22,272.22, 33,398.61 and 8,411.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,272.22 : 33,398.61 = 8,411.50 : x
2. Step 2: Convert to fraction form
   22,272.22/33,398.61 = 8,411.50/x
3. Step 3: Cross multiply
   22,272.22x = 33,398.61 × 8,411.50
4. Step 4: Simplify right side
   22,272.22x = 280,932,408.02
5. Step 5: Solve for x
   x = 280,932,408.02/22,272.22
6. Step 6: Final answer
   x = 12,613.58