Finding the Third Proportional to 728,770 and 1,601,018

Step by Step Solution

1. Step 1: Write the proportion equation
   728,770 : 1,601,018 = 1,601,018 : x
2. Step 2: Convert to fraction form
   728,770/1,601,018 = 1,601,018/x
3. Step 3: Cross multiply
   728,770x = 1,601,018 × 1,601,018
4. Step 4: Simplify right side
   728,770x = 2,563,258,636,324
5. Step 5: Solve for x
   x = 2,563,258,636,324/728,770
6. Step 6: Final answer
   x = 3,517,239.51