Finding the Fourth Proportional to 2,443.98, 3,666.12 and 983.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.98 : 3,666.12 = 983.13 : x
2. Step 2: Convert to fraction form
   2,443.98/3,666.12 = 983.13/x
3. Step 3: Cross multiply
   2,443.98x = 3,666.12 × 983.13
4. Step 4: Simplify right side
   2,443.98x = 3,604,272.56
5. Step 5: Solve for x
   x = 3,604,272.56/2,443.98
6. Step 6: Final answer
   x = 1,474.76