Finding the Third Proportional to 20,863,667 and 31,915,074

Step by Step Solution

1. Step 1: Write the proportion equation
   20,863,667 : 31,915,074 = 31,915,074 : x
2. Step 2: Convert to fraction form
   20,863,667/31,915,074 = 31,915,074/x
3. Step 3: Cross multiply
   20,863,667x = 31,915,074 × 31,915,074
4. Step 4: Simplify right side
   20,863,667x = 1,018,571,948,425,476
5. Step 5: Solve for x
   x = 1,018,571,948,425,476/20,863,667
6. Step 6: Final answer
   x = 48,820,370.28