Finding the Fourth Proportional to 792.62, 1,093.83 and 443.31

Step by Step Solution

1. Step 1: Write the proportion equation
   792.62 : 1,093.83 = 443.31 : x
2. Step 2: Convert to fraction form
   792.62/1,093.83 = 443.31/x
3. Step 3: Cross multiply
   792.62x = 1,093.83 × 443.31
4. Step 4: Simplify right side
   792.62x = 484,903.56
5. Step 5: Solve for x
   x = 484,903.56/792.62
6. Step 6: Final answer
   x = 611.77