Finding the Fourth Proportional to 2,022.17, 3,016.50 and 1,788.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.17 : 3,016.50 = 1,788.89 : x
2. Step 2: Convert to fraction form
   2,022.17/3,016.50 = 1,788.89/x
3. Step 3: Cross multiply
   2,022.17x = 3,016.50 × 1,788.89
4. Step 4: Simplify right side
   2,022.17x = 5,396,164.89
5. Step 5: Solve for x
   x = 5,396,164.89/2,022.17
6. Step 6: Final answer
   x = 2,668.51