Finding the Third Proportional to 1,320,966 and 2,099,307

Step by Step Solution

1. Step 1: Write the proportion equation
   1,320,966 : 2,099,307 = 2,099,307 : x
2. Step 2: Convert to fraction form
   1,320,966/2,099,307 = 2,099,307/x
3. Step 3: Cross multiply
   1,320,966x = 2,099,307 × 2,099,307
4. Step 4: Simplify right side
   1,320,966x = 4,407,089,880,249
5. Step 5: Solve for x
   x = 4,407,089,880,249/1,320,966
6. Step 6: Final answer
   x = 3,336,262.92