Finding the Fourth Proportional to 2,067.72, 3,102.18 and 1,093.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.72 : 3,102.18 = 1,093.69 : x
2. Step 2: Convert to fraction form
   2,067.72/3,102.18 = 1,093.69/x
3. Step 3: Cross multiply
   2,067.72x = 3,102.18 × 1,093.69
4. Step 4: Simplify right side
   2,067.72x = 3,392,823.24
5. Step 5: Solve for x
   x = 3,392,823.24/2,067.72
6. Step 6: Final answer
   x = 1,640.85