Finding the Fourth Proportional to 31,208.72, 46,806.15 and 9,017.24

Step by Step Solution

1. Step 1: Write the proportion equation
   31,208.72 : 46,806.15 = 9,017.24 : x
2. Step 2: Convert to fraction form
   31,208.72/46,806.15 = 9,017.24/x
3. Step 3: Cross multiply
   31,208.72x = 46,806.15 × 9,017.24
4. Step 4: Simplify right side
   31,208.72x = 422,062,288.03
5. Step 5: Solve for x
   x = 422,062,288.03/31,208.72
6. Step 6: Final answer
   x = 13,523.86