Finding the Fourth Proportional to 33,661, 50,505.82 and 13,953.88

Step by Step Solution

1. Step 1: Write the proportion equation
   33,661 : 50,505.82 = 13,953.88 : x
2. Step 2: Convert to fraction form
   33,661/50,505.82 = 13,953.88/x
3. Step 3: Cross multiply
   33,661x = 50,505.82 × 13,953.88
4. Step 4: Simplify right side
   33,661x = 704,752,151.58
5. Step 5: Solve for x
   x = 704,752,151.58/33,661
6. Step 6: Final answer
   x = 20,936.76