Finding the Fourth Proportional to 3,123.81, 4,685.59 and 1,736.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123.81 : 4,685.59 = 1,736.27 : x
2. Step 2: Convert to fraction form
   3,123.81/4,685.59 = 1,736.27/x
3. Step 3: Cross multiply
   3,123.81x = 4,685.59 × 1,736.27
4. Step 4: Simplify right side
   3,123.81x = 8,135,456.72
5. Step 5: Solve for x
   x = 8,135,456.72/3,123.81
6. Step 6: Final answer
   x = 2,604.33