Finding the Fourth Proportional to 2,627.33, 3,938.55 and 984.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627.33 : 3,938.55 = 984.95 : x
2. Step 2: Convert to fraction form
   2,627.33/3,938.55 = 984.95/x
3. Step 3: Cross multiply
   2,627.33x = 3,938.55 × 984.95
4. Step 4: Simplify right side
   2,627.33x = 3,879,255.13
5. Step 5: Solve for x
   x = 3,879,255.13/2,627.33
6. Step 6: Final answer
   x = 1,476.50