Finding the Fourth Proportional to 33,290.10, 49,938.84 and 11,105.01

Step by Step Solution

1. Step 1: Write the proportion equation
   33,290.10 : 49,938.84 = 11,105.01 : x
2. Step 2: Convert to fraction form
   33,290.10/49,938.84 = 11,105.01/x
3. Step 3: Cross multiply
   33,290.10x = 49,938.84 × 11,105.01
4. Step 4: Simplify right side
   33,290.10x = 554,571,317.59
5. Step 5: Solve for x
   x = 554,571,317.59/33,290.10
6. Step 6: Final answer
   x = 16,658.75