Finding the Fourth Proportional to 3,786.05, 5,223.71 and 2,273.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786.05 : 5,223.71 = 2,273.23 : x
2. Step 2: Convert to fraction form
   3,786.05/5,223.71 = 2,273.23/x
3. Step 3: Cross multiply
   3,786.05x = 5,223.71 × 2,273.23
4. Step 4: Simplify right side
   3,786.05x = 11,874,669.86
5. Step 5: Solve for x
   x = 11,874,669.86/3,786.05
6. Step 6: Final answer
   x = 3,136.43