Finding the Fourth Proportional to 2,181.15, 3,270.78 and 794.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181.15 : 3,270.78 = 794.03 : x
2. Step 2: Convert to fraction form
   2,181.15/3,270.78 = 794.03/x
3. Step 3: Cross multiply
   2,181.15x = 3,270.78 × 794.03
4. Step 4: Simplify right side
   2,181.15x = 2,597,081.09
5. Step 5: Solve for x
   x = 2,597,081.09/2,181.15
6. Step 6: Final answer
   x = 1,190.69