Finding the Fourth Proportional to 2,408.59, 3,610.43 and 945.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,408.59 : 3,610.43 = 945.73 : x
2. Step 2: Convert to fraction form
   2,408.59/3,610.43 = 945.73/x
3. Step 3: Cross multiply
   2,408.59x = 3,610.43 × 945.73
4. Step 4: Simplify right side
   2,408.59x = 3,414,469.18
5. Step 5: Solve for x
   x = 3,414,469.18/2,408.59
6. Step 6: Final answer
   x = 1,417.62