Finding the Fourth Proportional to 2,308.48, 3,446.09 and 2,144.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.48 : 3,446.09 = 2,144.45 : x
2. Step 2: Convert to fraction form
   2,308.48/3,446.09 = 2,144.45/x
3. Step 3: Cross multiply
   2,308.48x = 3,446.09 × 2,144.45
4. Step 4: Simplify right side
   2,308.48x = 7,389,965.59
5. Step 5: Solve for x
   x = 7,389,965.59/2,308.48
6. Step 6: Final answer
   x = 3,201.23