Finding the Fourth Proportional to 2,222, 3,066.60 and 1,338.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222 : 3,066.60 = 1,338.24 : x
2. Step 2: Convert to fraction form
   2,222/3,066.60 = 1,338.24/x
3. Step 3: Cross multiply
   2,222x = 3,066.60 × 1,338.24
4. Step 4: Simplify right side
   2,222x = 4,103,846.78
5. Step 5: Solve for x
   x = 4,103,846.78/2,222
6. Step 6: Final answer
   x = 1,846.92