Finding the Fourth Proportional to 50,818.70, 70,132.41 and 30,675.30

Step by Step Solution

1. Step 1: Write the proportion equation
   50,818.70 : 70,132.41 = 30,675.30 : x
2. Step 2: Convert to fraction form
   50,818.70/70,132.41 = 30,675.30/x
3. Step 3: Cross multiply
   50,818.70x = 70,132.41 × 30,675.30
4. Step 4: Simplify right side
   50,818.70x = 2,151,332,716.47
5. Step 5: Solve for x
   x = 2,151,332,716.47/50,818.70
6. Step 6: Final answer
   x = 42,333.49