Finding the Fourth Proportional to 2,097.14, 2,894.02 and 1,212.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097.14 : 2,894.02 = 1,212.89 : x
2. Step 2: Convert to fraction form
   2,097.14/2,894.02 = 1,212.89/x
3. Step 3: Cross multiply
   2,097.14x = 2,894.02 × 1,212.89
4. Step 4: Simplify right side
   2,097.14x = 3,510,110.42
5. Step 5: Solve for x
   x = 3,510,110.42/2,097.14
6. Step 6: Final answer
   x = 1,673.76