Finding the Fourth Proportional to 2,007.89, 2,771.00 and 1,123.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.89 : 2,771.00 = 1,123.74 : x
2. Step 2: Convert to fraction form
   2,007.89/2,771.00 = 1,123.74/x
3. Step 3: Cross multiply
   2,007.89x = 2,771.00 × 1,123.74
4. Step 4: Simplify right side
   2,007.89x = 3,113,877.92
5. Step 5: Solve for x
   x = 3,113,877.92/2,007.89
6. Step 6: Final answer
   x = 1,550.82