Finding the Fourth Proportional to 2,006.56, 2,769.06 and 1,122.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,006.56 : 2,769.06 = 1,122.45 : x
2. Step 2: Convert to fraction form
   2,006.56/2,769.06 = 1,122.45/x
3. Step 3: Cross multiply
   2,006.56x = 2,769.06 × 1,122.45
4. Step 4: Simplify right side
   2,006.56x = 3,108,131.40
5. Step 5: Solve for x
   x = 3,108,131.40/2,006.56
6. Step 6: Final answer
   x = 1,548.99