Finding the Fourth Proportional to 3,162.50, 4,744.20 and 1,082.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,162.50 : 4,744.20 = 1,082.69 : x
2. Step 2: Convert to fraction form
   3,162.50/4,744.20 = 1,082.69/x
3. Step 3: Cross multiply
   3,162.50x = 4,744.20 × 1,082.69
4. Step 4: Simplify right side
   3,162.50x = 5,136,497.90
5. Step 5: Solve for x
   x = 5,136,497.90/3,162.50
6. Step 6: Final answer
   x = 1,624.19