Finding the Fourth Proportional to 2,164.50, 3,243.69 and 1,067.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164.50 : 3,243.69 = 1,067.34 : x
2. Step 2: Convert to fraction form
   2,164.50/3,243.69 = 1,067.34/x
3. Step 3: Cross multiply
   2,164.50x = 3,243.69 × 1,067.34
4. Step 4: Simplify right side
   2,164.50x = 3,462,120.08
5. Step 5: Solve for x
   x = 3,462,120.08/2,164.50
6. Step 6: Final answer
   x = 1,599.50