Finding the Fourth Proportional to 2,196.06, 3,293.01 and 808.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.06 : 3,293.01 = 808.98 : x
2. Step 2: Convert to fraction form
   2,196.06/3,293.01 = 808.98/x
3. Step 3: Cross multiply
   2,196.06x = 3,293.01 × 808.98
4. Step 4: Simplify right side
   2,196.06x = 2,663,979.23
5. Step 5: Solve for x
   x = 2,663,979.23/2,196.06
6. Step 6: Final answer
   x = 1,213.07