Finding the Fourth Proportional to 3,162.36, 4,744.24 and 971.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,162.36 : 4,744.24 = 971.31 : x
2. Step 2: Convert to fraction form
   3,162.36/4,744.24 = 971.31/x
3. Step 3: Cross multiply
   3,162.36x = 4,744.24 × 971.31
4. Step 4: Simplify right side
   3,162.36x = 4,608,104.03
5. Step 5: Solve for x
   x = 4,608,104.03/3,162.36
6. Step 6: Final answer
   x = 1,457.17