Finding the Fourth Proportional to 22,601.72, 33,905.82 and 8,557.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,601.72 : 33,905.82 = 8,557.96 : x
2. Step 2: Convert to fraction form
   22,601.72/33,905.82 = 8,557.96/x
3. Step 3: Cross multiply
   22,601.72x = 33,905.82 × 8,557.96
4. Step 4: Simplify right side
   22,601.72x = 290,164,651.33
5. Step 5: Solve for x
   x = 290,164,651.33/22,601.72
6. Step 6: Final answer
   x = 12,838.17