Finding the Fourth Proportional to 2,022.16, 2,789.60 and 1,756.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.16 : 2,789.60 = 1,756.26 : x
2. Step 2: Convert to fraction form
   2,022.16/2,789.60 = 1,756.26/x
3. Step 3: Cross multiply
   2,022.16x = 2,789.60 × 1,756.26
4. Step 4: Simplify right side
   2,022.16x = 4,899,262.90
5. Step 5: Solve for x
   x = 4,899,262.90/2,022.16
6. Step 6: Final answer
   x = 2,422.79