Finding the Fourth Proportional to 3,449.34, 5,173.23 and 984.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449.34 : 5,173.23 = 984.09 : x
2. Step 2: Convert to fraction form
   3,449.34/5,173.23 = 984.09/x
3. Step 3: Cross multiply
   3,449.34x = 5,173.23 × 984.09
4. Step 4: Simplify right side
   3,449.34x = 5,090,923.91
5. Step 5: Solve for x
   x = 5,090,923.91/3,449.34
6. Step 6: Final answer
   x = 1,475.91