Finding the Third Proportional to 10,436,960 and 21,167,504

Step by Step Solution

1. Step 1: Write the proportion equation
   10,436,960 : 21,167,504 = 21,167,504 : x
2. Step 2: Convert to fraction form
   10,436,960/21,167,504 = 21,167,504/x
3. Step 3: Cross multiply
   10,436,960x = 21,167,504 × 21,167,504
4. Step 4: Simplify right side
   10,436,960x = 448,063,225,590,016
5. Step 5: Solve for x
   x = 448,063,225,590,016/10,436,960
6. Step 6: Final answer
   x = 42,930,434.30