Finding the Fourth Proportional to 2,008.89, 2,772.09 and 1,124.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,008.89 : 2,772.09 = 1,124.55 : x
2. Step 2: Convert to fraction form
   2,008.89/2,772.09 = 1,124.55/x
3. Step 3: Cross multiply
   2,008.89x = 2,772.09 × 1,124.55
4. Step 4: Simplify right side
   2,008.89x = 3,117,353.81
5. Step 5: Solve for x
   x = 3,117,353.81/2,008.89
6. Step 6: Final answer
   x = 1,551.78