Finding the Fourth Proportional to 1,446.67, 1,996.68 and 949.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.67 : 1,996.68 = 949.12 : x
2. Step 2: Convert to fraction form
   1,446.67/1,996.68 = 949.12/x
3. Step 3: Cross multiply
   1,446.67x = 1,996.68 × 949.12
4. Step 4: Simplify right side
   1,446.67x = 1,895,088.92
5. Step 5: Solve for x
   x = 1,895,088.92/1,446.67
6. Step 6: Final answer
   x = 1,309.97