Finding the Third Proportional to 1,018.88 and 2,223.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018.88 : 2,223.38 = 2,223.38 : x
2. Step 2: Convert to fraction form
   1,018.88/2,223.38 = 2,223.38/x
3. Step 3: Cross multiply
   1,018.88x = 2,223.38 × 2,223.38
4. Step 4: Simplify right side
   1,018.88x = 4,943,396.39
5. Step 5: Solve for x
   x = 4,943,396.39/1,018.88
6. Step 6: Final answer
   x = 4,851.82