Finding the Fourth Proportional to 2,022.50, 3,033.71 and 852.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.50 : 3,033.71 = 852.22 : x
2. Step 2: Convert to fraction form
   2,022.50/3,033.71 = 852.22/x
3. Step 3: Cross multiply
   2,022.50x = 3,033.71 × 852.22
4. Step 4: Simplify right side
   2,022.50x = 2,585,388.34
5. Step 5: Solve for x
   x = 2,585,388.34/2,022.50
6. Step 6: Final answer
   x = 1,278.31