Finding the Fourth Proportional to 2,223.86, 3,067.76 and 1,804.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223.86 : 3,067.76 = 1,804.68 : x
2. Step 2: Convert to fraction form
   2,223.86/3,067.76 = 1,804.68/x
3. Step 3: Cross multiply
   2,223.86x = 3,067.76 × 1,804.68
4. Step 4: Simplify right side
   2,223.86x = 5,536,325.12
5. Step 5: Solve for x
   x = 5,536,325.12/2,223.86
6. Step 6: Final answer
   x = 2,489.51