Finding the Fourth Proportional to 1,082.52, 1,493.82 and 616.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,082.52 : 1,493.82 = 616.76 : x
2. Step 2: Convert to fraction form
   1,082.52/1,493.82 = 616.76/x
3. Step 3: Cross multiply
   1,082.52x = 1,493.82 × 616.76
4. Step 4: Simplify right side
   1,082.52x = 921,328.42
5. Step 5: Solve for x
   x = 921,328.42/1,082.52
6. Step 6: Final answer
   x = 851.10