Finding the Fourth Proportional to 79,158.40, 109,204.81 and 50,470.43

Step by Step Solution

1. Step 1: Write the proportion equation
   79,158.40 : 109,204.81 = 50,470.43 : x
2. Step 2: Convert to fraction form
   79,158.40/109,204.81 = 50,470.43/x
3. Step 3: Cross multiply
   79,158.40x = 109,204.81 × 50,470.43
4. Step 4: Simplify right side
   79,158.40x = 5,511,613,046.57
5. Step 5: Solve for x
   x = 5,511,613,046.57/79,158.40
6. Step 6: Final answer
   x = 69,627.65