Finding the Fourth Proportional to 50,504.50, 69,698.37 and 28,148.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,504.50 : 69,698.37 = 28,148.50 : x
2. Step 2: Convert to fraction form
   50,504.50/69,698.37 = 28,148.50/x
3. Step 3: Cross multiply
   50,504.50x = 69,698.37 × 28,148.50
4. Step 4: Simplify right side
   50,504.50x = 1,961,904,567.95
5. Step 5: Solve for x
   x = 1,961,904,567.95/50,504.50
6. Step 6: Final answer
   x = 38,846.13