Finding the Fourth Proportional to 3,274.65, 4,912.71 and 1,083.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,274.65 : 4,912.71 = 1,083.39 : x
2. Step 2: Convert to fraction form
   3,274.65/4,912.71 = 1,083.39/x
3. Step 3: Cross multiply
   3,274.65x = 4,912.71 × 1,083.39
4. Step 4: Simplify right side
   3,274.65x = 5,322,380.89
5. Step 5: Solve for x
   x = 5,322,380.89/3,274.65
6. Step 6: Final answer
   x = 1,625.33