Finding the Third Proportional to 1,970,329 and 4,244,609

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,329 : 4,244,609 = 4,244,609 : x
2. Step 2: Convert to fraction form
   1,970,329/4,244,609 = 4,244,609/x
3. Step 3: Cross multiply
   1,970,329x = 4,244,609 × 4,244,609
4. Step 4: Simplify right side
   1,970,329x = 18,016,705,562,881
5. Step 5: Solve for x
   x = 18,016,705,562,881/1,970,329
6. Step 6: Final answer
   x = 9,144,008.72