Finding the Third Proportional to 990,842 and 1,518,244

Step by Step Solution

1. Step 1: Write the proportion equation
   990,842 : 1,518,244 = 1,518,244 : x
2. Step 2: Convert to fraction form
   990,842/1,518,244 = 1,518,244/x
3. Step 3: Cross multiply
   990,842x = 1,518,244 × 1,518,244
4. Step 4: Simplify right side
   990,842x = 2,305,064,843,536
5. Step 5: Solve for x
   x = 2,305,064,843,536/990,842
6. Step 6: Final answer
   x = 2,326,369.74