Finding the Fourth Proportional to 1,185.34, 1,636.24 and 792.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185.34 : 1,636.24 = 792.22 : x
2. Step 2: Convert to fraction form
   1,185.34/1,636.24 = 792.22/x
3. Step 3: Cross multiply
   1,185.34x = 1,636.24 × 792.22
4. Step 4: Simplify right side
   1,185.34x = 1,296,262.05
5. Step 5: Solve for x
   x = 1,296,262.05/1,185.34
6. Step 6: Final answer
   x = 1,093.58