Finding the Fourth Proportional to 2,443.97, 3,666.87 and 983.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.97 : 3,666.87 = 983.54 : x
2. Step 2: Convert to fraction form
   2,443.97/3,666.87 = 983.54/x
3. Step 3: Cross multiply
   2,443.97x = 3,666.87 × 983.54
4. Step 4: Simplify right side
   2,443.97x = 3,606,522.49
5. Step 5: Solve for x
   x = 3,606,522.49/2,443.97
6. Step 6: Final answer
   x = 1,475.68