Finding the Third Proportional to 1,018,721 and 2,121,094

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,721 : 2,121,094 = 2,121,094 : x
2. Step 2: Convert to fraction form
   1,018,721/2,121,094 = 2,121,094/x
3. Step 3: Cross multiply
   1,018,721x = 2,121,094 × 2,121,094
4. Step 4: Simplify right side
   1,018,721x = 4,499,039,756,836
5. Step 5: Solve for x
   x = 4,499,039,756,836/1,018,721
6. Step 6: Final answer
   x = 4,416,361.06