Finding the Fourth Proportional to 1,422.69, 1,963.23 and 793.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422.69 : 1,963.23 = 793.18 : x
2. Step 2: Convert to fraction form
   1,422.69/1,963.23 = 793.18/x
3. Step 3: Cross multiply
   1,422.69x = 1,963.23 × 793.18
4. Step 4: Simplify right side
   1,422.69x = 1,557,194.77
5. Step 5: Solve for x
   x = 1,557,194.77/1,422.69
6. Step 6: Final answer
   x = 1,094.54