Finding the Fourth Proportional to 50,710.48, 69,978.99 and 28,050.37

Step by Step Solution

1. Step 1: Write the proportion equation
   50,710.48 : 69,978.99 = 28,050.37 : x
2. Step 2: Convert to fraction form
   50,710.48/69,978.99 = 28,050.37/x
3. Step 3: Cross multiply
   50,710.48x = 69,978.99 × 28,050.37
4. Step 4: Simplify right side
   50,710.48x = 1,962,936,561.73
5. Step 5: Solve for x
   x = 1,962,936,561.73/50,710.48
6. Step 6: Final answer
   x = 38,708.70