Finding the Fourth Proportional to 22,665.98, 33,986.76 and 20,039.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,665.98 : 33,986.76 = 20,039.76 : x
2. Step 2: Convert to fraction form
   22,665.98/33,986.76 = 20,039.76/x
3. Step 3: Cross multiply
   22,665.98x = 33,986.76 × 20,039.76
4. Step 4: Simplify right side
   22,665.98x = 681,086,513.58
5. Step 5: Solve for x
   x = 681,086,513.58/22,665.98
6. Step 6: Final answer
   x = 30,048.85