Finding the Third Proportional to 1,326.30 and 2,018.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,326.30 : 2,018.28 = 2,018.28 : x
2. Step 2: Convert to fraction form
   1,326.30/2,018.28 = 2,018.28/x
3. Step 3: Cross multiply
   1,326.30x = 2,018.28 × 2,018.28
4. Step 4: Simplify right side
   1,326.30x = 4,073,439.49
5. Step 5: Solve for x
   x = 4,073,439.49/1,326.30
6. Step 6: Final answer
   x = 3,071.29