Finding the Fourth Proportional to 1,456.84, 2,185.63 and 483.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.84 : 2,185.63 = 483.04 : x
2. Step 2: Convert to fraction form
   1,456.84/2,185.63 = 483.04/x
3. Step 3: Cross multiply
   1,456.84x = 2,185.63 × 483.04
4. Step 4: Simplify right side
   1,456.84x = 1,055,746.72
5. Step 5: Solve for x
   x = 1,055,746.72/1,456.84
6. Step 6: Final answer
   x = 724.68