Finding the Fourth Proportional to 1,768.18, 2,440.17 and 982.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,768.18 : 2,440.17 = 982.23 : x
2. Step 2: Convert to fraction form
   1,768.18/2,440.17 = 982.23/x
3. Step 3: Cross multiply
   1,768.18x = 2,440.17 × 982.23
4. Step 4: Simplify right side
   1,768.18x = 2,396,797.17
5. Step 5: Solve for x
   x = 2,396,797.17/1,768.18
6. Step 6: Final answer
   x = 1,355.52