Finding the Fourth Proportional to 1,422.79, 1,963.57 and 793.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422.79 : 1,963.57 = 793.29 : x
2. Step 2: Convert to fraction form
   1,422.79/1,963.57 = 793.29/x
3. Step 3: Cross multiply
   1,422.79x = 1,963.57 × 793.29
4. Step 4: Simplify right side
   1,422.79x = 1,557,678.46
5. Step 5: Solve for x
   x = 1,557,678.46/1,422.79
6. Step 6: Final answer
   x = 1,094.81