Finding the Fourth Proportional to 2,096.61, 2,893.08 and 1,212.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.61 : 2,893.08 = 1,212.72 : x
2. Step 2: Convert to fraction form
   2,096.61/2,893.08 = 1,212.72/x
3. Step 3: Cross multiply
   2,096.61x = 2,893.08 × 1,212.72
4. Step 4: Simplify right side
   2,096.61x = 3,508,495.98
5. Step 5: Solve for x
   x = 3,508,495.98/2,096.61
6. Step 6: Final answer
   x = 1,673.41