Finding the Fourth Proportional to 80,956.02, 111,789.78 and 50,793.18

Step by Step Solution

1. Step 1: Write the proportion equation
   80,956.02 : 111,789.78 = 50,793.18 : x
2. Step 2: Convert to fraction form
   80,956.02/111,789.78 = 50,793.18/x
3. Step 3: Cross multiply
   80,956.02x = 111,789.78 × 50,793.18
4. Step 4: Simplify right side
   80,956.02x = 5,678,158,417.70
5. Step 5: Solve for x
   x = 5,678,158,417.70/80,956.02
6. Step 6: Final answer
   x = 70,138.80