Finding the Third Proportional to 10,167,714 and 21,171,780

Step by Step Solution

1. Step 1: Write the proportion equation
   10,167,714 : 21,171,780 = 21,171,780 : x
2. Step 2: Convert to fraction form
   10,167,714/21,171,780 = 21,171,780/x
3. Step 3: Cross multiply
   10,167,714x = 21,171,780 × 21,171,780
4. Step 4: Simplify right side
   10,167,714x = 448,244,268,368,400
5. Step 5: Solve for x
   x = 448,244,268,368,400/10,167,714
6. Step 6: Final answer
   x = 44,085,058.68