Finding the Fourth Proportional to 33,819.94, 50,669.72 and 28,839.05

Step by Step Solution

1. Step 1: Write the proportion equation
   33,819.94 : 50,669.72 = 28,839.05 : x
2. Step 2: Convert to fraction form
   33,819.94/50,669.72 = 28,839.05/x
3. Step 3: Cross multiply
   33,819.94x = 50,669.72 × 28,839.05
4. Step 4: Simplify right side
   33,819.94x = 1,461,266,588.57
5. Step 5: Solve for x
   x = 1,461,266,588.57/33,819.94
6. Step 6: Final answer
   x = 43,207.25