Finding the Fourth Proportional to 2,644.88, 3,959.12 and 1,952.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644.88 : 3,959.12 = 1,952.34 : x
2. Step 2: Convert to fraction form
   2,644.88/3,959.12 = 1,952.34/x
3. Step 3: Cross multiply
   2,644.88x = 3,959.12 × 1,952.34
4. Step 4: Simplify right side
   2,644.88x = 7,729,548.34
5. Step 5: Solve for x
   x = 7,729,548.34/2,644.88
6. Step 6: Final answer
   x = 2,922.46