Finding the Fourth Proportional to 2,008.33, 2,771.69 and 1,222.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,008.33 : 2,771.69 = 1,222.83 : x
2. Step 2: Convert to fraction form
   2,008.33/2,771.69 = 1,222.83/x
3. Step 3: Cross multiply
   2,008.33x = 2,771.69 × 1,222.83
4. Step 4: Simplify right side
   2,008.33x = 3,389,299.57
5. Step 5: Solve for x
   x = 3,389,299.57/2,008.33
6. Step 6: Final answer
   x = 1,687.62