Finding the Fourth Proportional to 39,061.92, 53,910.72 and 22,296

Step by Step Solution

1. Step 1: Write the proportion equation
   39,061.92 : 53,910.72 = 22,296 : x
2. Step 2: Convert to fraction form
   39,061.92/53,910.72 = 22,296/x
3. Step 3: Cross multiply
   39,061.92x = 53,910.72 × 22,296
4. Step 4: Simplify right side
   39,061.92x = 1,201,993,413.12
5. Step 5: Solve for x
   x = 1,201,993,413.12/39,061.92
6. Step 6: Final answer
   x = 30,771.49