Finding the Fourth Proportional to 2,528.42, 3,792.82 and 797

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528.42 : 3,792.82 = 797 : x
2. Step 2: Convert to fraction form
   2,528.42/3,792.82 = 797/x
3. Step 3: Cross multiply
   2,528.42x = 3,792.82 × 797
4. Step 4: Simplify right side
   2,528.42x = 3,022,877.54
5. Step 5: Solve for x
   x = 3,022,877.54/2,528.42
6. Step 6: Final answer
   x = 1,195.56