Finding the Third Proportional to 10,316,237 and 21,469,770

Step by Step Solution

1. Step 1: Write the proportion equation
   10,316,237 : 21,469,770 = 21,469,770 : x
2. Step 2: Convert to fraction form
   10,316,237/21,469,770 = 21,469,770/x
3. Step 3: Cross multiply
   10,316,237x = 21,469,770 × 21,469,770
4. Step 4: Simplify right side
   10,316,237x = 460,951,023,852,900
5. Step 5: Solve for x
   x = 460,951,023,852,900/10,316,237
6. Step 6: Final answer
   x = 44,682,089.39