Finding the Fourth Proportional to 1,414.30, 1,949.58 and 993.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,414.30 : 1,949.58 = 993.48 : x
2. Step 2: Convert to fraction form
   1,414.30/1,949.58 = 993.48/x
3. Step 3: Cross multiply
   1,414.30x = 1,949.58 × 993.48
4. Step 4: Simplify right side
   1,414.30x = 1,936,868.74
5. Step 5: Solve for x
   x = 1,936,868.74/1,414.30
6. Step 6: Final answer
   x = 1,369.49