Finding the Fourth Proportional to 50,464.50, 69,641.04 and 28,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,464.50 : 69,641.04 = 28,108.50 : x
2. Step 2: Convert to fraction form
   50,464.50/69,641.04 = 28,108.50/x
3. Step 3: Cross multiply
   50,464.50x = 69,641.04 × 28,108.50
4. Step 4: Simplify right side
   50,464.50x = 1,957,505,172.84
5. Step 5: Solve for x
   x = 1,957,505,172.84/50,464.50
6. Step 6: Final answer
   x = 38,789.75