Finding the Fourth Proportional to 996.72, 1,492.00 and 849.10

Step by Step Solution

1. Step 1: Write the proportion equation
   996.72 : 1,492.00 = 849.10 : x
2. Step 2: Convert to fraction form
   996.72/1,492.00 = 849.10/x
3. Step 3: Cross multiply
   996.72x = 1,492.00 × 849.10
4. Step 4: Simplify right side
   996.72x = 1,266,856.94
5. Step 5: Solve for x
   x = 1,266,856.94/996.72
6. Step 6: Final answer
   x = 1,271.02