Finding the Fourth Proportional to 50,132.98, 69,187.71 and 28,629.37

Step by Step Solution

1. Step 1: Write the proportion equation
   50,132.98 : 69,187.71 = 28,629.37 : x
2. Step 2: Convert to fraction form
   50,132.98/69,187.71 = 28,629.37/x
3. Step 3: Cross multiply
   50,132.98x = 69,187.71 × 28,629.37
4. Step 4: Simplify right side
   50,132.98x = 1,980,800,549.04
5. Step 5: Solve for x
   x = 1,980,800,549.04/50,132.98
6. Step 6: Final answer
   x = 39,510.93