Finding the Fourth Proportional to 79,239.49, 109,362.54 and 50,571.52

Step by Step Solution

1. Step 1: Write the proportion equation
   79,239.49 : 109,362.54 = 50,571.52 : x
2. Step 2: Convert to fraction form
   79,239.49/109,362.54 = 50,571.52/x
3. Step 3: Cross multiply
   79,239.49x = 109,362.54 × 50,571.52
4. Step 4: Simplify right side
   79,239.49x = 5,530,629,878.86
5. Step 5: Solve for x
   x = 5,530,629,878.86/79,239.49
6. Step 6: Final answer
   x = 69,796.38