Finding the Third Proportional to 722,936 and 1,538,705

Step by Step Solution

1. Step 1: Write the proportion equation
   722,936 : 1,538,705 = 1,538,705 : x
2. Step 2: Convert to fraction form
   722,936/1,538,705 = 1,538,705/x
3. Step 3: Cross multiply
   722,936x = 1,538,705 × 1,538,705
4. Step 4: Simplify right side
   722,936x = 2,367,613,077,025
5. Step 5: Solve for x
   x = 2,367,613,077,025/722,936
6. Step 6: Final answer
   x = 3,274,996.79