Finding the Fourth Proportional to 80,860.14, 111,555.36 and 50,632.56

Step by Step Solution

1. Step 1: Write the proportion equation
   80,860.14 : 111,555.36 = 50,632.56 : x
2. Step 2: Convert to fraction form
   80,860.14/111,555.36 = 50,632.56/x
3. Step 3: Cross multiply
   80,860.14x = 111,555.36 × 50,632.56
4. Step 4: Simplify right side
   80,860.14x = 5,648,333,458.52
5. Step 5: Solve for x
   x = 5,648,333,458.52/80,860.14
6. Step 6: Final answer
   x = 69,853.12