Finding the Fourth Proportional to 1,548.52, 2,323.14 and 855.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,548.52 : 2,323.14 = 855.02 : x
2. Step 2: Convert to fraction form
   1,548.52/2,323.14 = 855.02/x
3. Step 3: Cross multiply
   1,548.52x = 2,323.14 × 855.02
4. Step 4: Simplify right side
   1,548.52x = 1,986,333.76
5. Step 5: Solve for x
   x = 1,986,333.76/1,548.52
6. Step 6: Final answer
   x = 1,282.73