Finding the Fourth Proportional to 1,365.50, 2,048.25 and 441.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,365.50 : 2,048.25 = 441.83 : x
2. Step 2: Convert to fraction form
   1,365.50/2,048.25 = 441.83/x
3. Step 3: Cross multiply
   1,365.50x = 2,048.25 × 441.83
4. Step 4: Simplify right side
   1,365.50x = 904,978.30
5. Step 5: Solve for x
   x = 904,978.30/1,365.50
6. Step 6: Final answer
   x = 662.75