Finding the Fourth Proportional to 50,976.97, 70,345.94 and 28,317.53

Step by Step Solution

1. Step 1: Write the proportion equation
   50,976.97 : 70,345.94 = 28,317.53 : x
2. Step 2: Convert to fraction form
   50,976.97/70,345.94 = 28,317.53/x
3. Step 3: Cross multiply
   50,976.97x = 70,345.94 × 28,317.53
4. Step 4: Simplify right side
   50,976.97x = 1,992,023,300.61
5. Step 5: Solve for x
   x = 1,992,023,300.61/50,976.97
6. Step 6: Final answer
   x = 39,076.93