Finding the Fourth Proportional to 3,282.96, 4,930.31 and 3,150.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,282.96 : 4,930.31 = 3,150.83 : x
2. Step 2: Convert to fraction form
   3,282.96/4,930.31 = 3,150.83/x
3. Step 3: Cross multiply
   3,282.96x = 4,930.31 × 3,150.83
4. Step 4: Simplify right side
   3,282.96x = 15,534,528.25
5. Step 5: Solve for x
   x = 15,534,528.25/3,282.96
6. Step 6: Final answer
   x = 4,731.87