Finding the Fourth Proportional to 50,468.50, 69,646.56 and 28,112.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,468.50 : 69,646.56 = 28,112.50 : x
2. Step 2: Convert to fraction form
   50,468.50/69,646.56 = 28,112.50/x
3. Step 3: Cross multiply
   50,468.50x = 69,646.56 × 28,112.50
4. Step 4: Simplify right side
   50,468.50x = 1,957,938,918
5. Step 5: Solve for x
   x = 1,957,938,918/50,468.50
6. Step 6: Final answer
   x = 38,795.27