Finding the Fourth Proportional to 1,196.89, 1,651.89 and 724.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.89 : 1,651.89 = 724.84 : x
2. Step 2: Convert to fraction form
   1,196.89/1,651.89 = 724.84/x
3. Step 3: Cross multiply
   1,196.89x = 1,651.89 × 724.84
4. Step 4: Simplify right side
   1,196.89x = 1,197,355.95
5. Step 5: Solve for x
   x = 1,197,355.95/1,196.89
6. Step 6: Final answer
   x = 1,000.39