Finding the Fourth Proportional to 2,222.10, 3,066.39 and 1,424.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.10 : 3,066.39 = 1,424.32 : x
2. Step 2: Convert to fraction form
   2,222.10/3,066.39 = 1,424.32/x
3. Step 3: Cross multiply
   2,222.10x = 3,066.39 × 1,424.32
4. Step 4: Simplify right side
   2,222.10x = 4,367,512.94
5. Step 5: Solve for x
   x = 4,367,512.94/2,222.10
6. Step 6: Final answer
   x = 1,965.49