Finding the Fourth Proportional to 33,942.24, 50,920.65 and 10,570.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,942.24 : 50,920.65 = 10,570.50 : x
2. Step 2: Convert to fraction form
   33,942.24/50,920.65 = 10,570.50/x
3. Step 3: Cross multiply
   33,942.24x = 50,920.65 × 10,570.50
4. Step 4: Simplify right side
   33,942.24x = 538,256,730.83
5. Step 5: Solve for x
   x = 538,256,730.83/33,942.24
6. Step 6: Final answer
   x = 15,858.02