Finding the Fourth Proportional to 2,307.24, 3,443.81 and 2,144.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307.24 : 3,443.81 = 2,144.70 : x
2. Step 2: Convert to fraction form
   2,307.24/3,443.81 = 2,144.70/x
3. Step 3: Cross multiply
   2,307.24x = 3,443.81 × 2,144.70
4. Step 4: Simplify right side
   2,307.24x = 7,385,939.31
5. Step 5: Solve for x
   x = 7,385,939.31/2,307.24
6. Step 6: Final answer
   x = 3,201.20