Finding the Fourth Proportional to 2,222.56, 3,066.60 and 1,436.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.56 : 3,066.60 = 1,436.46 : x
2. Step 2: Convert to fraction form
   2,222.56/3,066.60 = 1,436.46/x
3. Step 3: Cross multiply
   2,222.56x = 3,066.60 × 1,436.46
4. Step 4: Simplify right side
   2,222.56x = 4,405,048.24
5. Step 5: Solve for x
   x = 4,405,048.24/2,222.56
6. Step 6: Final answer
   x = 1,981.97