Finding the Fourth Proportional to 50,464.02, 69,640.56 and 28,954.62

Step by Step Solution

1. Step 1: Write the proportion equation
   50,464.02 : 69,640.56 = 28,954.62 : x
2. Step 2: Convert to fraction form
   50,464.02/69,640.56 = 28,954.62/x
3. Step 3: Cross multiply
   50,464.02x = 69,640.56 × 28,954.62
4. Step 4: Simplify right side
   50,464.02x = 2,016,415,951.39
5. Step 5: Solve for x
   x = 2,016,415,951.39/50,464.02
6. Step 6: Final answer
   x = 39,957.50