Finding the Third Proportional to 969,879 and 2,107,638

Step by Step Solution

1. Step 1: Write the proportion equation
   969,879 : 2,107,638 = 2,107,638 : x
2. Step 2: Convert to fraction form
   969,879/2,107,638 = 2,107,638/x
3. Step 3: Cross multiply
   969,879x = 2,107,638 × 2,107,638
4. Step 4: Simplify right side
   969,879x = 4,442,137,939,044
5. Step 5: Solve for x
   x = 4,442,137,939,044/969,879
6. Step 6: Final answer
   x = 4,580,094.98