Finding the Third Proportional to 20,863,610 and 31,915,018

Step by Step Solution

1. Step 1: Write the proportion equation
   20,863,610 : 31,915,018 = 31,915,018 : x
2. Step 2: Convert to fraction form
   20,863,610/31,915,018 = 31,915,018/x
3. Step 3: Cross multiply
   20,863,610x = 31,915,018 × 31,915,018
4. Step 4: Simplify right side
   20,863,610x = 1,018,568,373,940,324
5. Step 5: Solve for x
   x = 1,018,568,373,940,324/20,863,610
6. Step 6: Final answer
   x = 48,820,332.34