Finding the Third Proportional to 10,084,518 and 21,711,920

Step by Step Solution

1. Step 1: Write the proportion equation
   10,084,518 : 21,711,920 = 21,711,920 : x
2. Step 2: Convert to fraction form
   10,084,518/21,711,920 = 21,711,920/x
3. Step 3: Cross multiply
   10,084,518x = 21,711,920 × 21,711,920
4. Step 4: Simplify right side
   10,084,518x = 471,407,470,086,400
5. Step 5: Solve for x
   x = 471,407,470,086,400/10,084,518
6. Step 6: Final answer
   x = 46,745,662.02