Finding the Fourth Proportional to 2,454.02, 3,680.55 and 722.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,454.02 : 3,680.55 = 722.18 : x
2. Step 2: Convert to fraction form
   2,454.02/3,680.55 = 722.18/x
3. Step 3: Cross multiply
   2,454.02x = 3,680.55 × 722.18
4. Step 4: Simplify right side
   2,454.02x = 2,658,019.60
5. Step 5: Solve for x
   x = 2,658,019.60/2,454.02
6. Step 6: Final answer
   x = 1,083.13