Finding the Fourth Proportional to 2,288.93, 3,427.89 and 2,174.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.93 : 3,427.89 = 2,174.09 : x
2. Step 2: Convert to fraction form
   2,288.93/3,427.89 = 2,174.09/x
3. Step 3: Cross multiply
   2,288.93x = 3,427.89 × 2,174.09
4. Step 4: Simplify right side
   2,288.93x = 7,452,541.37
5. Step 5: Solve for x
   x = 7,452,541.37/2,288.93
6. Step 6: Final answer
   x = 3,255.91