Finding the Fourth Proportional to 6,485.28, 9,714.72 and 3,361.92

Step by Step Solution

1. Step 1: Write the proportion equation
   6,485.28 : 9,714.72 = 3,361.92 : x
2. Step 2: Convert to fraction form
   6,485.28/9,714.72 = 3,361.92/x
3. Step 3: Cross multiply
   6,485.28x = 9,714.72 × 3,361.92
4. Step 4: Simplify right side
   6,485.28x = 32,660,111.46
5. Step 5: Solve for x
   x = 32,660,111.46/6,485.28
6. Step 6: Final answer
   x = 5,036.04