Finding the Third Proportional to 4,686,769 and 9,746,705

Step by Step Solution

1. Step 1: Write the proportion equation
   4,686,769 : 9,746,705 = 9,746,705 : x
2. Step 2: Convert to fraction form
   4,686,769/9,746,705 = 9,746,705/x
3. Step 3: Cross multiply
   4,686,769x = 9,746,705 × 9,746,705
4. Step 4: Simplify right side
   4,686,769x = 94,998,258,357,025
5. Step 5: Solve for x
   x = 94,998,258,357,025/4,686,769
6. Step 6: Final answer
   x = 20,269,456.07