Finding the Fourth Proportional to 3,449.94, 5,175.71 and 984.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449.94 : 5,175.71 = 984.79 : x
2. Step 2: Convert to fraction form
   3,449.94/5,175.71 = 984.79/x
3. Step 3: Cross multiply
   3,449.94x = 5,175.71 × 984.79
4. Step 4: Simplify right side
   3,449.94x = 5,096,987.45
5. Step 5: Solve for x
   x = 5,096,987.45/3,449.94
6. Step 6: Final answer
   x = 1,477.41