Finding the Third Proportional to 971,208 and 1,980,936

Step by Step Solution

1. Step 1: Write the proportion equation
   971,208 : 1,980,936 = 1,980,936 : x
2. Step 2: Convert to fraction form
   971,208/1,980,936 = 1,980,936/x
3. Step 3: Cross multiply
   971,208x = 1,980,936 × 1,980,936
4. Step 4: Simplify right side
   971,208x = 3,924,107,436,096
5. Step 5: Solve for x
   x = 3,924,107,436,096/971,208
6. Step 6: Final answer
   x = 4,040,439.78