Finding the Fourth Proportional to 2,288.37, 3,155.64 and 1,867.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.37 : 3,155.64 = 1,867.37 : x
2. Step 2: Convert to fraction form
   2,288.37/3,155.64 = 1,867.37/x
3. Step 3: Cross multiply
   2,288.37x = 3,155.64 × 1,867.37
4. Step 4: Simplify right side
   2,288.37x = 5,892,747.47
5. Step 5: Solve for x
   x = 5,892,747.47/2,288.37
6. Step 6: Final answer
   x = 2,575.09