Finding the Fourth Proportional to 3,662.64, 5,054.47 and 1,984.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.64 : 5,054.47 = 1,984.05 : x
2. Step 2: Convert to fraction form
   3,662.64/5,054.47 = 1,984.05/x
3. Step 3: Cross multiply
   3,662.64x = 5,054.47 × 1,984.05
4. Step 4: Simplify right side
   3,662.64x = 10,028,286.01
5. Step 5: Solve for x
   x = 10,028,286.01/3,662.64
6. Step 6: Final answer
   x = 2,738.00