Finding the Fourth Proportional to 1,483.82, 2,226.12 and 443.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.82 : 2,226.12 = 443.82 : x
2. Step 2: Convert to fraction form
   1,483.82/2,226.12 = 443.82/x
3. Step 3: Cross multiply
   1,483.82x = 2,226.12 × 443.82
4. Step 4: Simplify right side
   1,483.82x = 987,996.58
5. Step 5: Solve for x
   x = 987,996.58/1,483.82
6. Step 6: Final answer
   x = 665.85