Finding the Fourth Proportional to 2,022.16, 3,033.40 and 561.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.16 : 3,033.40 = 561.30 : x
2. Step 2: Convert to fraction form
   2,022.16/3,033.40 = 561.30/x
3. Step 3: Cross multiply
   2,022.16x = 3,033.40 × 561.30
4. Step 4: Simplify right side
   2,022.16x = 1,702,647.42
5. Step 5: Solve for x
   x = 1,702,647.42/2,022.16
6. Step 6: Final answer
   x = 841.99