Finding the Third Proportional to 1,071,018 and 2,230,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,018 : 2,230,740 = 2,230,740 : x
2. Step 2: Convert to fraction form
   1,071,018/2,230,740 = 2,230,740/x
3. Step 3: Cross multiply
   1,071,018x = 2,230,740 × 2,230,740
4. Step 4: Simplify right side
   1,071,018x = 4,976,200,947,600
5. Step 5: Solve for x
   x = 4,976,200,947,600/1,071,018
6. Step 6: Final answer
   x = 4,646,234.65