Finding the Fourth Proportional to 1,196.30, 1,796.12 and 949.65

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.30 : 1,796.12 = 949.65 : x
2. Step 2: Convert to fraction form
   1,196.30/1,796.12 = 949.65/x
3. Step 3: Cross multiply
   1,196.30x = 1,796.12 × 949.65
4. Step 4: Simplify right side
   1,196.30x = 1,705,680.61
5. Step 5: Solve for x
   x = 1,705,680.61/1,196.30
6. Step 6: Final answer
   x = 1,425.80