Finding the Fourth Proportional to 50,981.97, 70,353.15 and 28,322.38

Step by Step Solution

1. Step 1: Write the proportion equation
   50,981.97 : 70,353.15 = 28,322.38 : x
2. Step 2: Convert to fraction form
   50,981.97/70,353.15 = 28,322.38/x
3. Step 3: Cross multiply
   50,981.97x = 70,353.15 × 28,322.38
4. Step 4: Simplify right side
   50,981.97x = 1,992,568,648.50
5. Step 5: Solve for x
   x = 1,992,568,648.50/50,981.97
6. Step 6: Final answer
   x = 39,083.79