Finding the Fourth Proportional to 50,245.52, 69,342.31 and 33,220.16

Step by Step Solution

1. Step 1: Write the proportion equation
   50,245.52 : 69,342.31 = 33,220.16 : x
2. Step 2: Convert to fraction form
   50,245.52/69,342.31 = 33,220.16/x
3. Step 3: Cross multiply
   50,245.52x = 69,342.31 × 33,220.16
4. Step 4: Simplify right side
   50,245.52x = 2,303,562,587.82
5. Step 5: Solve for x
   x = 2,303,562,587.82/50,245.52
6. Step 6: Final answer
   x = 45,846.13