Finding the Fourth Proportional to 3,662.67, 5,054.49 and 1,984.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.67 : 5,054.49 = 1,984.09 : x
2. Step 2: Convert to fraction form
   3,662.67/5,054.49 = 1,984.09/x
3. Step 3: Cross multiply
   3,662.67x = 5,054.49 × 1,984.09
4. Step 4: Simplify right side
   3,662.67x = 10,028,569.38
5. Step 5: Solve for x
   x = 10,028,569.38/3,662.67
6. Step 6: Final answer
   x = 2,738.05