Finding the Fourth Proportional to 69,413.63, 103,981.71 and 31,922.33

Step by Step Solution

1. Step 1: Write the proportion equation
   69,413.63 : 103,981.71 = 31,922.33 : x
2. Step 2: Convert to fraction form
   69,413.63/103,981.71 = 31,922.33/x
3. Step 3: Cross multiply
   69,413.63x = 103,981.71 × 31,922.33
4. Step 4: Simplify right side
   69,413.63x = 3,319,337,880.82
5. Step 5: Solve for x
   x = 3,319,337,880.82/69,413.63
6. Step 6: Final answer
   x = 47,819.68