Finding the Fourth Proportional to 2,245.72, 3,367.02 and 946.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245.72 : 3,367.02 = 946.12 : x
2. Step 2: Convert to fraction form
   2,245.72/3,367.02 = 946.12/x
3. Step 3: Cross multiply
   2,245.72x = 3,367.02 × 946.12
4. Step 4: Simplify right side
   2,245.72x = 3,185,604.96
5. Step 5: Solve for x
   x = 3,185,604.96/2,245.72
6. Step 6: Final answer
   x = 1,418.52