Finding the Fourth Proportional to 41,647.98, 62,465.49 and 13,939.50

Step by Step Solution

1. Step 1: Write the proportion equation
   41,647.98 : 62,465.49 = 13,939.50 : x
2. Step 2: Convert to fraction form
   41,647.98/62,465.49 = 13,939.50/x
3. Step 3: Cross multiply
   41,647.98x = 62,465.49 × 13,939.50
4. Step 4: Simplify right side
   41,647.98x = 870,737,697.86
5. Step 5: Solve for x
   x = 870,737,697.86/41,647.98
6. Step 6: Final answer
   x = 20,907.08