Finding the Fourth Proportional to 2,542.42, 3,811.50 and 1,082.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,542.42 : 3,811.50 = 1,082.60 : x
2. Step 2: Convert to fraction form
   2,542.42/3,811.50 = 1,082.60/x
3. Step 3: Cross multiply
   2,542.42x = 3,811.50 × 1,082.60
4. Step 4: Simplify right side
   2,542.42x = 4,126,329.90
5. Step 5: Solve for x
   x = 4,126,329.90/2,542.42
6. Step 6: Final answer
   x = 1,622.99