Finding the Fourth Proportional to 6,449.01, 9,674.37 and 3,162.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,449.01 : 9,674.37 = 3,162.21 : x
2. Step 2: Convert to fraction form
   6,449.01/9,674.37 = 3,162.21/x
3. Step 3: Cross multiply
   6,449.01x = 9,674.37 × 3,162.21
4. Step 4: Simplify right side
   6,449.01x = 30,592,389.56
5. Step 5: Solve for x
   x = 30,592,389.56/6,449.01
6. Step 6: Final answer
   x = 4,743.73