Finding the Fourth Proportional to 80,341.50, 110,825.10 and 50,112.30

Step by Step Solution

1. Step 1: Write the proportion equation
   80,341.50 : 110,825.10 = 50,112.30 : x
2. Step 2: Convert to fraction form
   80,341.50/110,825.10 = 50,112.30/x
3. Step 3: Cross multiply
   80,341.50x = 110,825.10 × 50,112.30
4. Step 4: Simplify right side
   80,341.50x = 5,553,700,658.73
5. Step 5: Solve for x
   x = 5,553,700,658.73/80,341.50
6. Step 6: Final answer
   x = 69,126.18