Finding the Fourth Proportional to 3,765.34, 5,196.16 and 2,086.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,765.34 : 5,196.16 = 2,086.73 : x
2. Step 2: Convert to fraction form
   3,765.34/5,196.16 = 2,086.73/x
3. Step 3: Cross multiply
   3,765.34x = 5,196.16 × 2,086.73
4. Step 4: Simplify right side
   3,765.34x = 10,843,003.93
5. Step 5: Solve for x
   x = 10,843,003.93/3,765.34
6. Step 6: Final answer
   x = 2,879.68