Finding the Fourth Proportional to 33,106.10, 49,659.69 and 8,146.22

Step by Step Solution

1. Step 1: Write the proportion equation
   33,106.10 : 49,659.69 = 8,146.22 : x
2. Step 2: Convert to fraction form
   33,106.10/49,659.69 = 8,146.22/x
3. Step 3: Cross multiply
   33,106.10x = 49,659.69 × 8,146.22
4. Step 4: Simplify right side
   33,106.10x = 404,538,759.87
5. Step 5: Solve for x
   x = 404,538,759.87/33,106.10
6. Step 6: Final answer
   x = 12,219.46