Finding the Fourth Proportional to 2,196.40, 3,293.32 and 735.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.40 : 3,293.32 = 735.12 : x
2. Step 2: Convert to fraction form
   2,196.40/3,293.32 = 735.12/x
3. Step 3: Cross multiply
   2,196.40x = 3,293.32 × 735.12
4. Step 4: Simplify right side
   2,196.40x = 2,420,985.40
5. Step 5: Solve for x
   x = 2,420,985.40/2,196.40
6. Step 6: Final answer
   x = 1,102.25