Finding the Fourth Proportional to 1,548.45, 2,323.82 and 964.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,548.45 : 2,323.82 = 964.31 : x
2. Step 2: Convert to fraction form
   1,548.45/2,323.82 = 964.31/x
3. Step 3: Cross multiply
   1,548.45x = 2,323.82 × 964.31
4. Step 4: Simplify right side
   1,548.45x = 2,240,866.42
5. Step 5: Solve for x
   x = 2,240,866.42/1,548.45
6. Step 6: Final answer
   x = 1,447.17