Finding the Fourth Proportional to 31,162.93, 46,770.82 and 12,456.18

Step by Step Solution

1. Step 1: Write the proportion equation
   31,162.93 : 46,770.82 = 12,456.18 : x
2. Step 2: Convert to fraction form
   31,162.93/46,770.82 = 12,456.18/x
3. Step 3: Cross multiply
   31,162.93x = 46,770.82 × 12,456.18
4. Step 4: Simplify right side
   31,162.93x = 582,585,721.53
5. Step 5: Solve for x
   x = 582,585,721.53/31,162.93
6. Step 6: Final answer
   x = 18,694.83