Finding the Third Proportional to 21,410,756 and 30,521,810

Step by Step Solution

1. Step 1: Write the proportion equation
   21,410,756 : 30,521,810 = 30,521,810 : x
2. Step 2: Convert to fraction form
   21,410,756/30,521,810 = 30,521,810/x
3. Step 3: Cross multiply
   21,410,756x = 30,521,810 × 30,521,810
4. Step 4: Simplify right side
   21,410,756x = 931,580,885,676,100
5. Step 5: Solve for x
   x = 931,580,885,676,100/21,410,756
6. Step 6: Final answer
   x = 43,509,948.26