Finding the Fourth Proportional to 1,196.42, 1,793.55 and 709.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.42 : 1,793.55 = 709.88 : x
2. Step 2: Convert to fraction form
   1,196.42/1,793.55 = 709.88/x
3. Step 3: Cross multiply
   1,196.42x = 1,793.55 × 709.88
4. Step 4: Simplify right side
   1,196.42x = 1,273,205.27
5. Step 5: Solve for x
   x = 1,273,205.27/1,196.42
6. Step 6: Final answer
   x = 1,064.18