Finding the Fourth Proportional to 3,849.05, 5,769.55 and 2,181.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,849.05 : 5,769.55 = 2,181.10 : x
2. Step 2: Convert to fraction form
   3,849.05/5,769.55 = 2,181.10/x
3. Step 3: Cross multiply
   3,849.05x = 5,769.55 × 2,181.10
4. Step 4: Simplify right side
   3,849.05x = 12,583,945.63
5. Step 5: Solve for x
   x = 12,583,945.63/3,849.05
6. Step 6: Final answer
   x = 3,269.36