Finding the Fourth Proportional to 22,123.98, 33,134.94 and 20,155.68

Step by Step Solution

1. Step 1: Write the proportion equation
   22,123.98 : 33,134.94 = 20,155.68 : x
2. Step 2: Convert to fraction form
   22,123.98/33,134.94 = 20,155.68/x
3. Step 3: Cross multiply
   22,123.98x = 33,134.94 × 20,155.68
4. Step 4: Simplify right side
   22,123.98x = 667,857,247.46
5. Step 5: Solve for x
   x = 667,857,247.46/22,123.98
6. Step 6: Final answer
   x = 30,187.03