Finding the Fourth Proportional to 1,483.33, 2,224.96 and 443.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.33 : 2,224.96 = 443.33 : x
2. Step 2: Convert to fraction form
   1,483.33/2,224.96 = 443.33/x
3. Step 3: Cross multiply
   1,483.33x = 2,224.96 × 443.33
4. Step 4: Simplify right side
   1,483.33x = 986,392.63
5. Step 5: Solve for x
   x = 986,392.63/1,483.33
6. Step 6: Final answer
   x = 664.99