Finding the Fourth Proportional to 1,456.83, 2,185.41 and 483.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.83 : 2,185.41 = 483.02 : x
2. Step 2: Convert to fraction form
   1,456.83/2,185.41 = 483.02/x
3. Step 3: Cross multiply
   1,456.83x = 2,185.41 × 483.02
4. Step 4: Simplify right side
   1,456.83x = 1,055,585.81
5. Step 5: Solve for x
   x = 1,055,585.81/1,456.83
6. Step 6: Final answer
   x = 724.58