Finding the Fourth Proportional to 80,863.14, 111,559.50 and 50,635.56

Step by Step Solution

1. Step 1: Write the proportion equation
   80,863.14 : 111,559.50 = 50,635.56 : x
2. Step 2: Convert to fraction form
   80,863.14/111,559.50 = 50,635.56/x
3. Step 3: Cross multiply
   80,863.14x = 111,559.50 × 50,635.56
4. Step 4: Simplify right side
   80,863.14x = 5,648,877,755.82
5. Step 5: Solve for x
   x = 5,648,877,755.82/80,863.14
6. Step 6: Final answer
   x = 69,857.26