Finding the Fourth Proportional to 22,456.12, 33,665.89 and 8,408.26

Step by Step Solution

1. Step 1: Write the proportion equation
   22,456.12 : 33,665.89 = 8,408.26 : x
2. Step 2: Convert to fraction form
   22,456.12/33,665.89 = 8,408.26/x
3. Step 3: Cross multiply
   22,456.12x = 33,665.89 × 8,408.26
4. Step 4: Simplify right side
   22,456.12x = 283,071,556.25
5. Step 5: Solve for x
   x = 283,071,556.25/22,456.12
6. Step 6: Final answer
   x = 12,605.54