Finding the Third Proportional to 1,395,936 and 2,239,677

Step by Step Solution

1. Step 1: Write the proportion equation
   1,395,936 : 2,239,677 = 2,239,677 : x
2. Step 2: Convert to fraction form
   1,395,936/2,239,677 = 2,239,677/x
3. Step 3: Cross multiply
   1,395,936x = 2,239,677 × 2,239,677
4. Step 4: Simplify right side
   1,395,936x = 5,016,153,064,329
5. Step 5: Solve for x
   x = 5,016,153,064,329/1,395,936
6. Step 6: Final answer
   x = 3,593,397.59