Finding the Fourth Proportional to 1,419.27, 1,958.86 and 798.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419.27 : 1,958.86 = 798.27 : x
2. Step 2: Convert to fraction form
   1,419.27/1,958.86 = 798.27/x
3. Step 3: Cross multiply
   1,419.27x = 1,958.86 × 798.27
4. Step 4: Simplify right side
   1,419.27x = 1,563,687.38
5. Step 5: Solve for x
   x = 1,563,687.38/1,419.27
6. Step 6: Final answer
   x = 1,101.76