Finding the Fourth Proportional to 22,768.61, 33,974.82 and 20,404.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,768.61 : 33,974.82 = 20,404.52 : x
2. Step 2: Convert to fraction form
   22,768.61/33,974.82 = 20,404.52/x
3. Step 3: Cross multiply
   22,768.61x = 33,974.82 × 20,404.52
4. Step 4: Simplify right side
   22,768.61x = 693,239,724.31
5. Step 5: Solve for x
   x = 693,239,724.31/22,768.61
6. Step 6: Final answer
   x = 30,447.18