Finding the Fourth Proportional to 1,082.48, 1,493.83 and 610.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,082.48 : 1,493.83 = 610.49 : x
2. Step 2: Convert to fraction form
   1,082.48/1,493.83 = 610.49/x
3. Step 3: Cross multiply
   1,082.48x = 1,493.83 × 610.49
4. Step 4: Simplify right side
   1,082.48x = 911,970.49
5. Step 5: Solve for x
   x = 911,970.49/1,082.48
6. Step 6: Final answer
   x = 842.48