Finding the Fourth Proportional to 22,028.39, 33,042.38 and 5,388.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,028.39 : 33,042.38 = 5,388.50 : x
2. Step 2: Convert to fraction form
   22,028.39/33,042.38 = 5,388.50/x
3. Step 3: Cross multiply
   22,028.39x = 33,042.38 × 5,388.50
4. Step 4: Simplify right side
   22,028.39x = 178,048,672.48
5. Step 5: Solve for x
   x = 178,048,672.48/22,028.39
6. Step 6: Final answer
   x = 8,082.69