Finding the Fourth Proportional to 2,007.67, 2,770.32 and 1,123.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.67 : 2,770.32 = 1,123.29 : x
2. Step 2: Convert to fraction form
   2,007.67/2,770.32 = 1,123.29/x
3. Step 3: Cross multiply
   2,007.67x = 2,770.32 × 1,123.29
4. Step 4: Simplify right side
   2,007.67x = 3,111,872.75
5. Step 5: Solve for x
   x = 3,111,872.75/2,007.67
6. Step 6: Final answer
   x = 1,549.99