Finding the Fourth Proportional to 2,844.72, 3,923.64 and 2,174.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,844.72 : 3,923.64 = 2,174.04 : x
2. Step 2: Convert to fraction form
   2,844.72/3,923.64 = 2,174.04/x
3. Step 3: Cross multiply
   2,844.72x = 3,923.64 × 2,174.04
4. Step 4: Simplify right side
   2,844.72x = 8,530,150.31
5. Step 5: Solve for x
   x = 8,530,150.31/2,844.72
6. Step 6: Final answer
   x = 2,998.59