Finding the Third Proportional to 1,907,420 and 2,673,638

Step by Step Solution

1. Step 1: Write the proportion equation
   1,907,420 : 2,673,638 = 2,673,638 : x
2. Step 2: Convert to fraction form
   1,907,420/2,673,638 = 2,673,638/x
3. Step 3: Cross multiply
   1,907,420x = 2,673,638 × 2,673,638
4. Step 4: Simplify right side
   1,907,420x = 7,148,340,155,044
5. Step 5: Solve for x
   x = 7,148,340,155,044/1,907,420
6. Step 6: Final answer
   x = 3,747,648.74