Finding the Fourth Proportional to 2,196.15, 3,294.20 and 896.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.15 : 3,294.20 = 896.70 : x
2. Step 2: Convert to fraction form
   2,196.15/3,294.20 = 896.70/x
3. Step 3: Cross multiply
   2,196.15x = 3,294.20 × 896.70
4. Step 4: Simplify right side
   2,196.15x = 2,953,923.74
5. Step 5: Solve for x
   x = 2,953,923.74/2,196.15
6. Step 6: Final answer
   x = 1,345.05