Finding the Fourth Proportional to 2,894.30, 3,996.42 and 2,673.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,894.30 : 3,996.42 = 2,673.16 : x
2. Step 2: Convert to fraction form
   2,894.30/3,996.42 = 2,673.16/x
3. Step 3: Cross multiply
   2,894.30x = 3,996.42 × 2,673.16
4. Step 4: Simplify right side
   2,894.30x = 10,683,070.09
5. Step 5: Solve for x
   x = 10,683,070.09/2,894.30
6. Step 6: Final answer
   x = 3,691.07