Finding the Fourth Proportional to 2,196.90, 3,293.12 and 734.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.90 : 3,293.12 = 734.85 : x
2. Step 2: Convert to fraction form
   2,196.90/3,293.12 = 734.85/x
3. Step 3: Cross multiply
   2,196.90x = 3,293.12 × 734.85
4. Step 4: Simplify right side
   2,196.90x = 2,419,951.07
5. Step 5: Solve for x
   x = 2,419,951.07/2,196.90
6. Step 6: Final answer
   x = 1,101.53