Finding the Fourth Proportional to 2,975.20, 4,105.78 and 1,796.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,975.20 : 4,105.78 = 1,796.27 : x
2. Step 2: Convert to fraction form
   2,975.20/4,105.78 = 1,796.27/x
3. Step 3: Cross multiply
   2,975.20x = 4,105.78 × 1,796.27
4. Step 4: Simplify right side
   2,975.20x = 7,375,064.42
5. Step 5: Solve for x
   x = 7,375,064.42/2,975.20
6. Step 6: Final answer
   x = 2,478.85