Finding the Fourth Proportional to 2,092.33, 3,138.04 and 630.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.33 : 3,138.04 = 630.69 : x
2. Step 2: Convert to fraction form
   2,092.33/3,138.04 = 630.69/x
3. Step 3: Cross multiply
   2,092.33x = 3,138.04 × 630.69
4. Step 4: Simplify right side
   2,092.33x = 1,979,119.47
5. Step 5: Solve for x
   x = 1,979,119.47/2,092.33
6. Step 6: Final answer
   x = 945.89