Finding the Fourth Proportional to 2,222.26, 3,066.73 and 1,227.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.26 : 3,066.73 = 1,227.61 : x
2. Step 2: Convert to fraction form
   2,222.26/3,066.73 = 1,227.61/x
3. Step 3: Cross multiply
   2,222.26x = 3,066.73 × 1,227.61
4. Step 4: Simplify right side
   2,222.26x = 3,764,748.42
5. Step 5: Solve for x
   x = 3,764,748.42/2,222.26
6. Step 6: Final answer
   x = 1,694.11