Finding the Fourth Proportional to 2,222.01, 3,066.78 and 1,325.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.01 : 3,066.78 = 1,325.81 : x
2. Step 2: Convert to fraction form
   2,222.01/3,066.78 = 1,325.81/x
3. Step 3: Cross multiply
   2,222.01x = 3,066.78 × 1,325.81
4. Step 4: Simplify right side
   2,222.01x = 4,065,960.96
5. Step 5: Solve for x
   x = 4,065,960.96/2,222.01
6. Step 6: Final answer
   x = 1,829.86