Finding the Third Proportional to 1,338,863 and 2,943,414

Step by Step Solution

1. Step 1: Write the proportion equation
   1,338,863 : 2,943,414 = 2,943,414 : x
2. Step 2: Convert to fraction form
   1,338,863/2,943,414 = 2,943,414/x
3. Step 3: Cross multiply
   1,338,863x = 2,943,414 × 2,943,414
4. Step 4: Simplify right side
   1,338,863x = 8,663,685,975,396
5. Step 5: Solve for x
   x = 8,663,685,975,396/1,338,863
6. Step 6: Final answer
   x = 6,470,927.93