Finding the Fourth Proportional to 33,478.58, 50,221.71 and 10,106.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,478.58 : 50,221.71 = 10,106.42 : x
2. Step 2: Convert to fraction form
   33,478.58/50,221.71 = 10,106.42/x
3. Step 3: Cross multiply
   33,478.58x = 50,221.71 × 10,106.42
4. Step 4: Simplify right side
   33,478.58x = 507,561,694.38
5. Step 5: Solve for x
   x = 507,561,694.38/33,478.58
6. Step 6: Final answer
   x = 15,160.79