Finding the Fourth Proportional to 2,221.34, 3,332.73 and 1,067.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221.34 : 3,332.73 = 1,067.18 : x
2. Step 2: Convert to fraction form
   2,221.34/3,332.73 = 1,067.18/x
3. Step 3: Cross multiply
   2,221.34x = 3,332.73 × 1,067.18
4. Step 4: Simplify right side
   2,221.34x = 3,556,622.80
5. Step 5: Solve for x
   x = 3,556,622.80/2,221.34
6. Step 6: Final answer
   x = 1,601.12