Finding the Fourth Proportional to 1,164.78, 1,746.27 and 793.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164.78 : 1,746.27 = 793.62 : x
2. Step 2: Convert to fraction form
   1,164.78/1,746.27 = 793.62/x
3. Step 3: Cross multiply
   1,164.78x = 1,746.27 × 793.62
4. Step 4: Simplify right side
   1,164.78x = 1,385,874.80
5. Step 5: Solve for x
   x = 1,385,874.80/1,164.78
6. Step 6: Final answer
   x = 1,189.82