Finding the Fourth Proportional to 50,935.50, 70,291.53 and 28,579.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,935.50 : 70,291.53 = 28,579.50 : x
2. Step 2: Convert to fraction form
   50,935.50/70,291.53 = 28,579.50/x
3. Step 3: Cross multiply
   50,935.50x = 70,291.53 × 28,579.50
4. Step 4: Simplify right side
   50,935.50x = 2,008,896,781.64
5. Step 5: Solve for x
   x = 2,008,896,781.64/50,935.50
6. Step 6: Final answer
   x = 39,440.01