Finding the Fourth Proportional to 2,215.82, 3,323.81 and 982.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215.82 : 3,323.81 = 982.46 : x
2. Step 2: Convert to fraction form
   2,215.82/3,323.81 = 982.46/x
3. Step 3: Cross multiply
   2,215.82x = 3,323.81 × 982.46
4. Step 4: Simplify right side
   2,215.82x = 3,265,521.14
5. Step 5: Solve for x
   x = 3,265,521.14/2,215.82
6. Step 6: Final answer
   x = 1,473.73