Finding the Fourth Proportional to 1,786.05, 2,684.52 and 1,747.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,786.05 : 2,684.52 = 1,747.77 : x
2. Step 2: Convert to fraction form
   1,786.05/2,684.52 = 1,747.77/x
3. Step 3: Cross multiply
   1,786.05x = 2,684.52 × 1,747.77
4. Step 4: Simplify right side
   1,786.05x = 4,691,923.52
5. Step 5: Solve for x
   x = 4,691,923.52/1,786.05
6. Step 6: Final answer
   x = 2,626.98