Finding the Fourth Proportional to 33,665.18, 50,479.94 and 10,285.34

Step by Step Solution

1. Step 1: Write the proportion equation
   33,665.18 : 50,479.94 = 10,285.34 : x
2. Step 2: Convert to fraction form
   33,665.18/50,479.94 = 10,285.34/x
3. Step 3: Cross multiply
   33,665.18x = 50,479.94 × 10,285.34
4. Step 4: Simplify right side
   33,665.18x = 519,203,346.08
5. Step 5: Solve for x
   x = 519,203,346.08/33,665.18
6. Step 6: Final answer
   x = 15,422.56