Finding the Fourth Proportional to 1,013.76, 1,399.32 and 794.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,013.76 : 1,399.32 = 794.22 : x
2. Step 2: Convert to fraction form
   1,013.76/1,399.32 = 794.22/x
3. Step 3: Cross multiply
   1,013.76x = 1,399.32 × 794.22
4. Step 4: Simplify right side
   1,013.76x = 1,111,367.93
5. Step 5: Solve for x
   x = 1,111,367.93/1,013.76
6. Step 6: Final answer
   x = 1,096.28