Finding the Fourth Proportional to 3,173.76, 4,757.90 and 1,227.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,173.76 : 4,757.90 = 1,227.33 : x
2. Step 2: Convert to fraction form
   3,173.76/4,757.90 = 1,227.33/x
3. Step 3: Cross multiply
   3,173.76x = 4,757.90 × 1,227.33
4. Step 4: Simplify right side
   3,173.76x = 5,839,513.41
5. Step 5: Solve for x
   x = 5,839,513.41/3,173.76
6. Step 6: Final answer
   x = 1,839.94