Finding the Fourth Proportional to 3,112.10, 4,673.55 and 2,194.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,112.10 : 4,673.55 = 2,194.10 : x
2. Step 2: Convert to fraction form
   3,112.10/4,673.55 = 2,194.10/x
3. Step 3: Cross multiply
   3,112.10x = 4,673.55 × 2,194.10
4. Step 4: Simplify right side
   3,112.10x = 10,254,236.06
5. Step 5: Solve for x
   x = 10,254,236.06/3,112.10
6. Step 6: Final answer
   x = 3,294.96