Finding the Fourth Proportional to 2,627.67, 3,941.46 and 679.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627.67 : 3,941.46 = 679.89 : x
2. Step 2: Convert to fraction form
   2,627.67/3,941.46 = 679.89/x
3. Step 3: Cross multiply
   2,627.67x = 3,941.46 × 679.89
4. Step 4: Simplify right side
   2,627.67x = 2,679,759.24
5. Step 5: Solve for x
   x = 2,679,759.24/2,627.67
6. Step 6: Final answer
   x = 1,019.82