Finding the Third Proportional to 1,917,681 and 3,195,756

Step by Step Solution

1. Step 1: Write the proportion equation
   1,917,681 : 3,195,756 = 3,195,756 : x
2. Step 2: Convert to fraction form
   1,917,681/3,195,756 = 3,195,756/x
3. Step 3: Cross multiply
   1,917,681x = 3,195,756 × 3,195,756
4. Step 4: Simplify right side
   1,917,681x = 10,212,856,411,536
5. Step 5: Solve for x
   x = 10,212,856,411,536/1,917,681
6. Step 6: Final answer
   x = 5,325,628.41