Finding the Fourth Proportional to 22,152.95, 33,219.67 and 8,109.33

Step by Step Solution

1. Step 1: Write the proportion equation
   22,152.95 : 33,219.67 = 8,109.33 : x
2. Step 2: Convert to fraction form
   22,152.95/33,219.67 = 8,109.33/x
3. Step 3: Cross multiply
   22,152.95x = 33,219.67 × 8,109.33
4. Step 4: Simplify right side
   22,152.95x = 269,389,266.52
5. Step 5: Solve for x
   x = 269,389,266.52/22,152.95
6. Step 6: Final answer
   x = 12,160.42