Finding the Fourth Proportional to 2,189.92, 3,020.20 and 1,796.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,189.92 : 3,020.20 = 1,796.24 : x
2. Step 2: Convert to fraction form
   2,189.92/3,020.20 = 1,796.24/x
3. Step 3: Cross multiply
   2,189.92x = 3,020.20 × 1,796.24
4. Step 4: Simplify right side
   2,189.92x = 5,425,004.05
5. Step 5: Solve for x
   x = 5,425,004.05/2,189.92
6. Step 6: Final answer
   x = 2,477.26