Finding the Fourth Proportional to 2,216.26, 3,323.56 and 735.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.26 : 3,323.56 = 735.21 : x
2. Step 2: Convert to fraction form
   2,216.26/3,323.56 = 735.21/x
3. Step 3: Cross multiply
   2,216.26x = 3,323.56 × 735.21
4. Step 4: Simplify right side
   2,216.26x = 2,443,514.55
5. Step 5: Solve for x
   x = 2,443,514.55/2,216.26
6. Step 6: Final answer
   x = 1,102.54