Finding the Fourth Proportional to 50,839.50, 70,158.51 and 30,967.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,839.50 : 70,158.51 = 30,967.50 : x
2. Step 2: Convert to fraction form
   50,839.50/70,158.51 = 30,967.50/x
3. Step 3: Cross multiply
   50,839.50x = 70,158.51 × 30,967.50
4. Step 4: Simplify right side
   50,839.50x = 2,172,633,658.43
5. Step 5: Solve for x
   x = 2,172,633,658.43/50,839.50
6. Step 6: Final answer
   x = 42,735.15