Finding the Fourth Proportional to 2,222.21, 3,066.72 and 1,227.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.21 : 3,066.72 = 1,227.52 : x
2. Step 2: Convert to fraction form
   2,222.21/3,066.72 = 1,227.52/x
3. Step 3: Cross multiply
   2,222.21x = 3,066.72 × 1,227.52
4. Step 4: Simplify right side
   2,222.21x = 3,764,460.13
5. Step 5: Solve for x
   x = 3,764,460.13/2,222.21
6. Step 6: Final answer
   x = 1,694.02