Finding the Fourth Proportional to 3,383.05, 5,062.56 and 2,066.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,383.05 : 5,062.56 = 2,066.40 : x
2. Step 2: Convert to fraction form
   3,383.05/5,062.56 = 2,066.40/x
3. Step 3: Cross multiply
   3,383.05x = 5,062.56 × 2,066.40
4. Step 4: Simplify right side
   3,383.05x = 10,461,273.98
5. Step 5: Solve for x
   x = 10,461,273.98/3,383.05
6. Step 6: Final answer
   x = 3,092.26