Finding the Fourth Proportional to 90,133.89, 135,105.49 and 33,949.69

Step by Step Solution

1. Step 1: Write the proportion equation
   90,133.89 : 135,105.49 = 33,949.69 : x
2. Step 2: Convert to fraction form
   90,133.89/135,105.49 = 33,949.69/x
3. Step 3: Cross multiply
   90,133.89x = 135,105.49 × 33,949.69
4. Step 4: Simplify right side
   90,133.89x = 4,586,789,502.80
5. Step 5: Solve for x
   x = 4,586,789,502.80/90,133.89
6. Step 6: Final answer
   x = 50,888.62