Finding the Fourth Proportional to 2,013.91, 3,021.17 and 627.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.91 : 3,021.17 = 627.37 : x
2. Step 2: Convert to fraction form
   2,013.91/3,021.17 = 627.37/x
3. Step 3: Cross multiply
   2,013.91x = 3,021.17 × 627.37
4. Step 4: Simplify right side
   2,013.91x = 1,895,391.42
5. Step 5: Solve for x
   x = 1,895,391.42/2,013.91
6. Step 6: Final answer
   x = 941.15