Finding the Fourth Proportional to 2,270.27, 3,404.17 and 709.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.27 : 3,404.17 = 709.60 : x
2. Step 2: Convert to fraction form
   2,270.27/3,404.17 = 709.60/x
3. Step 3: Cross multiply
   2,270.27x = 3,404.17 × 709.60
4. Step 4: Simplify right side
   2,270.27x = 2,415,599.03
5. Step 5: Solve for x
   x = 2,415,599.03/2,270.27
6. Step 6: Final answer
   x = 1,064.01