Finding the Fourth Proportional to 1,196.22, 1,650.60 and 724.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.22 : 1,650.60 = 724.04 : x
2. Step 2: Convert to fraction form
   1,196.22/1,650.60 = 724.04/x
3. Step 3: Cross multiply
   1,196.22x = 1,650.60 × 724.04
4. Step 4: Simplify right side
   1,196.22x = 1,195,093.58
5. Step 5: Solve for x
   x = 1,195,093.58/1,196.22
6. Step 6: Final answer
   x = 999.06