Finding the Third Proportional to 580,618 and 1,244,180

Step by Step Solution

1. Step 1: Write the proportion equation
   580,618 : 1,244,180 = 1,244,180 : x
2. Step 2: Convert to fraction form
   580,618/1,244,180 = 1,244,180/x
3. Step 3: Cross multiply
   580,618x = 1,244,180 × 1,244,180
4. Step 4: Simplify right side
   580,618x = 1,547,983,872,400
5. Step 5: Solve for x
   x = 1,547,983,872,400/580,618
6. Step 6: Final answer
   x = 2,666,096.94