Finding the Fourth Proportional to 2,006.27, 2,768.68 and 1,122.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,006.27 : 2,768.68 = 1,122.05 : x
2. Step 2: Convert to fraction form
   2,006.27/2,768.68 = 1,122.05/x
3. Step 3: Cross multiply
   2,006.27x = 2,768.68 × 1,122.05
4. Step 4: Simplify right side
   2,006.27x = 3,106,605.72
5. Step 5: Solve for x
   x = 3,106,605.72/2,006.27
6. Step 6: Final answer
   x = 1,548.45