Finding the Fourth Proportional to 3,162.09, 4,743.74 and 1,082.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,162.09 : 4,743.74 = 1,082.42 : x
2. Step 2: Convert to fraction form
   3,162.09/4,743.74 = 1,082.42/x
3. Step 3: Cross multiply
   3,162.09x = 4,743.74 × 1,082.42
4. Step 4: Simplify right side
   3,162.09x = 5,134,698.04
5. Step 5: Solve for x
   x = 5,134,698.04/3,162.09
6. Step 6: Final answer
   x = 1,623.83