Finding the Third Proportional to 2,900,212 and 4,348,306

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900,212 : 4,348,306 = 4,348,306 : x
2. Step 2: Convert to fraction form
   2,900,212/4,348,306 = 4,348,306/x
3. Step 3: Cross multiply
   2,900,212x = 4,348,306 × 4,348,306
4. Step 4: Simplify right side
   2,900,212x = 18,907,765,069,636
5. Step 5: Solve for x
   x = 18,907,765,069,636/2,900,212
6. Step 6: Final answer
   x = 6,519,442.40