Finding the Fourth Proportional to 1,466.22, 2,196.57 and 724.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,466.22 : 2,196.57 = 724.97 : x
2. Step 2: Convert to fraction form
   1,466.22/2,196.57 = 724.97/x
3. Step 3: Cross multiply
   1,466.22x = 2,196.57 × 724.97
4. Step 4: Simplify right side
   1,466.22x = 1,592,436.37
5. Step 5: Solve for x
   x = 1,592,436.37/1,466.22
6. Step 6: Final answer
   x = 1,086.08