Finding the Fourth Proportional to 31,049.73, 42,847.11 and 17,622.23

Step by Step Solution

1. Step 1: Write the proportion equation
   31,049.73 : 42,847.11 = 17,622.23 : x
2. Step 2: Convert to fraction form
   31,049.73/42,847.11 = 17,622.23/x
3. Step 3: Cross multiply
   31,049.73x = 42,847.11 × 17,622.23
4. Step 4: Simplify right side
   31,049.73x = 755,061,413.02
5. Step 5: Solve for x
   x = 755,061,413.02/31,049.73
6. Step 6: Final answer
   x = 24,317.81