Finding the Fourth Proportional to 2,196.10, 3,293.97 and 636.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.10 : 3,293.97 = 636.04 : x
2. Step 2: Convert to fraction form
   2,196.10/3,293.97 = 636.04/x
3. Step 3: Cross multiply
   2,196.10x = 3,293.97 × 636.04
4. Step 4: Simplify right side
   2,196.10x = 2,095,096.68
5. Step 5: Solve for x
   x = 2,095,096.68/2,196.10
6. Step 6: Final answer
   x = 954.01