Finding the Fourth Proportional to 6,452.72, 9,678.96 and 3,162.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,452.72 : 9,678.96 = 3,162.32 : x
2. Step 2: Convert to fraction form
   6,452.72/9,678.96 = 3,162.32/x
3. Step 3: Cross multiply
   6,452.72x = 9,678.96 × 3,162.32
4. Step 4: Simplify right side
   6,452.72x = 30,607,968.79
5. Step 5: Solve for x
   x = 30,607,968.79/6,452.72
6. Step 6: Final answer
   x = 4,743.42