Finding the Third Proportional to 1,448,728 and 3,146,770

Step by Step Solution

1. Step 1: Write the proportion equation
   1,448,728 : 3,146,770 = 3,146,770 : x
2. Step 2: Convert to fraction form
   1,448,728/3,146,770 = 3,146,770/x
3. Step 3: Cross multiply
   1,448,728x = 3,146,770 × 3,146,770
4. Step 4: Simplify right side
   1,448,728x = 9,902,161,432,900
5. Step 5: Solve for x
   x = 9,902,161,432,900/1,448,728
6. Step 6: Final answer
   x = 6,835,072.86