Finding the Fourth Proportional to 2,022.35, 2,790.78 and 1,126.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.35 : 2,790.78 = 1,126.06 : x
2. Step 2: Convert to fraction form
   2,022.35/2,790.78 = 1,126.06/x
3. Step 3: Cross multiply
   2,022.35x = 2,790.78 × 1,126.06
4. Step 4: Simplify right side
   2,022.35x = 3,142,597.32
5. Step 5: Solve for x
   x = 3,142,597.32/2,022.35
6. Step 6: Final answer
   x = 1,553.93