Finding the Fourth Proportional to 2,092.02, 3,138.32 and 631.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.02 : 3,138.32 = 631.27 : x
2. Step 2: Convert to fraction form
   2,092.02/3,138.32 = 631.27/x
3. Step 3: Cross multiply
   2,092.02x = 3,138.32 × 631.27
4. Step 4: Simplify right side
   2,092.02x = 1,981,127.27
5. Step 5: Solve for x
   x = 1,981,127.27/2,092.02
6. Step 6: Final answer
   x = 946.99