Finding the Fourth Proportional to 2,096.76, 2,893.78 and 1,212.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.76 : 2,893.78 = 1,212.56 : x
2. Step 2: Convert to fraction form
   2,096.76/2,893.78 = 1,212.56/x
3. Step 3: Cross multiply
   2,096.76x = 2,893.78 × 1,212.56
4. Step 4: Simplify right side
   2,096.76x = 3,508,881.88
5. Step 5: Solve for x
   x = 3,508,881.88/2,096.76
6. Step 6: Final answer
   x = 1,673.48