Finding the Fourth Proportional to 2,882.78, 4,321.59 and 1,127.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,882.78 : 4,321.59 = 1,127.37 : x
2. Step 2: Convert to fraction form
   2,882.78/4,321.59 = 1,127.37/x
3. Step 3: Cross multiply
   2,882.78x = 4,321.59 × 1,127.37
4. Step 4: Simplify right side
   2,882.78x = 4,872,030.92
5. Step 5: Solve for x
   x = 4,872,030.92/2,882.78
6. Step 6: Final answer
   x = 1,690.05