Finding the Fourth Proportional to 2,022.06, 3,030.93 and 867.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.06 : 3,030.93 = 867.90 : x
2. Step 2: Convert to fraction form
   2,022.06/3,030.93 = 867.90/x
3. Step 3: Cross multiply
   2,022.06x = 3,030.93 × 867.90
4. Step 4: Simplify right side
   2,022.06x = 2,630,544.15
5. Step 5: Solve for x
   x = 2,630,544.15/2,022.06
6. Step 6: Final answer
   x = 1,300.92