Finding the Fourth Proportional to 1,136.52, 1,704.03 and 443.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,136.52 : 1,704.03 = 443.25 : x
2. Step 2: Convert to fraction form
   1,136.52/1,704.03 = 443.25/x
3. Step 3: Cross multiply
   1,136.52x = 1,704.03 × 443.25
4. Step 4: Simplify right side
   1,136.52x = 755,311.30
5. Step 5: Solve for x
   x = 755,311.30/1,136.52
6. Step 6: Final answer
   x = 664.58