Finding the Fourth Proportional to 80,507.86, 111,101.25 and 50,310.73

Step by Step Solution

1. Step 1: Write the proportion equation
   80,507.86 : 111,101.25 = 50,310.73 : x
2. Step 2: Convert to fraction form
   80,507.86/111,101.25 = 50,310.73/x
3. Step 3: Cross multiply
   80,507.86x = 111,101.25 × 50,310.73
4. Step 4: Simplify right side
   80,507.86x = 5,589,584,991.41
5. Step 5: Solve for x
   x = 5,589,584,991.41/80,507.86
6. Step 6: Final answer
   x = 69,429.06