Finding the Fourth Proportional to 2,408.43, 3,611.27 and 946.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,408.43 : 3,611.27 = 946.79 : x
2. Step 2: Convert to fraction form
   2,408.43/3,611.27 = 946.79/x
3. Step 3: Cross multiply
   2,408.43x = 3,611.27 × 946.79
4. Step 4: Simplify right side
   2,408.43x = 3,419,091.53
5. Step 5: Solve for x
   x = 3,419,091.53/2,408.43
6. Step 6: Final answer
   x = 1,419.64