Finding the Fourth Proportional to 2,045.25, 3,067.50 and 544.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045.25 : 3,067.50 = 544.28 : x
2. Step 2: Convert to fraction form
   2,045.25/3,067.50 = 544.28/x
3. Step 3: Cross multiply
   2,045.25x = 3,067.50 × 544.28
4. Step 4: Simplify right side
   2,045.25x = 1,669,563.56
5. Step 5: Solve for x
   x = 1,669,563.56/2,045.25
6. Step 6: Final answer
   x = 816.31