Finding the Fourth Proportional to 33,839.50, 46,719.69 and 21,744.88

Step by Step Solution

1. Step 1: Write the proportion equation
   33,839.50 : 46,719.69 = 21,744.88 : x
2. Step 2: Convert to fraction form
   33,839.50/46,719.69 = 21,744.88/x
3. Step 3: Cross multiply
   33,839.50x = 46,719.69 × 21,744.88
4. Step 4: Simplify right side
   33,839.50x = 1,015,914,052.69
5. Step 5: Solve for x
   x = 1,015,914,052.69/33,839.50
6. Step 6: Final answer
   x = 30,021.54