Finding the Fourth Proportional to 2,443.47, 3,665.37 and 982.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.47 : 3,665.37 = 982.64 : x
2. Step 2: Convert to fraction form
   2,443.47/3,665.37 = 982.64/x
3. Step 3: Cross multiply
   2,443.47x = 3,665.37 × 982.64
4. Step 4: Simplify right side
   2,443.47x = 3,601,720.85
5. Step 5: Solve for x
   x = 3,601,720.85/2,443.47
6. Step 6: Final answer
   x = 1,474.02