Finding the Fourth Proportional to 2,222.09, 3,324.90 and 1,298.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.09 : 3,324.90 = 1,298.06 : x
2. Step 2: Convert to fraction form
   2,222.09/3,324.90 = 1,298.06/x
3. Step 3: Cross multiply
   2,222.09x = 3,324.90 × 1,298.06
4. Step 4: Simplify right side
   2,222.09x = 4,315,919.69
5. Step 5: Solve for x
   x = 4,315,919.69/2,222.09
6. Step 6: Final answer
   x = 1,942.28