Finding the Fourth Proportional to 4,766.72, 7,147.86 and 1,805.73

Step by Step Solution

1. Step 1: Write the proportion equation
   4,766.72 : 7,147.86 = 1,805.73 : x
2. Step 2: Convert to fraction form
   4,766.72/7,147.86 = 1,805.73/x
3. Step 3: Cross multiply
   4,766.72x = 7,147.86 × 1,805.73
4. Step 4: Simplify right side
   4,766.72x = 12,907,105.24
5. Step 5: Solve for x
   x = 12,907,105.24/4,766.72
6. Step 6: Final answer
   x = 2,707.75