Finding the Fourth Proportional to 31,016.16, 46,517.34 and 8,829.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,016.16 : 46,517.34 = 8,829.12 : x
2. Step 2: Convert to fraction form
   31,016.16/46,517.34 = 8,829.12/x
3. Step 3: Cross multiply
   31,016.16x = 46,517.34 × 8,829.12
4. Step 4: Simplify right side
   31,016.16x = 410,707,176.94
5. Step 5: Solve for x
   x = 410,707,176.94/31,016.16
6. Step 6: Final answer
   x = 13,241.72