Finding the Fourth Proportional to 3,765.37, 5,196.07 and 2,086.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,765.37 : 5,196.07 = 2,086.81 : x
2. Step 2: Convert to fraction form
   3,765.37/5,196.07 = 2,086.81/x
3. Step 3: Cross multiply
   3,765.37x = 5,196.07 × 2,086.81
4. Step 4: Simplify right side
   3,765.37x = 10,843,213.63
5. Step 5: Solve for x
   x = 10,843,213.63/3,765.37
6. Step 6: Final answer
   x = 2,879.72