Finding the Fourth Proportional to 2,626.56, 3,940.25 and 983.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,626.56 : 3,940.25 = 983.34 : x
2. Step 2: Convert to fraction form
   2,626.56/3,940.25 = 983.34/x
3. Step 3: Cross multiply
   2,626.56x = 3,940.25 × 983.34
4. Step 4: Simplify right side
   2,626.56x = 3,874,605.44
5. Step 5: Solve for x
   x = 3,874,605.44/2,626.56
6. Step 6: Final answer
   x = 1,475.16