Finding the Fourth Proportional to 6,297.31, 9,431.61 and 3,012.73

Step by Step Solution

1. Step 1: Write the proportion equation
   6,297.31 : 9,431.61 = 3,012.73 : x
2. Step 2: Convert to fraction form
   6,297.31/9,431.61 = 3,012.73/x
3. Step 3: Cross multiply
   6,297.31x = 9,431.61 × 3,012.73
4. Step 4: Simplify right side
   6,297.31x = 28,414,859.52
5. Step 5: Solve for x
   x = 28,414,859.52/6,297.31
6. Step 6: Final answer
   x = 4,512.22