Finding the Third Proportional to 13,561,104 and 20,467,766

Step by Step Solution

1. Step 1: Write the proportion equation
   13,561,104 : 20,467,766 = 20,467,766 : x
2. Step 2: Convert to fraction form
   13,561,104/20,467,766 = 20,467,766/x
3. Step 3: Cross multiply
   13,561,104x = 20,467,766 × 20,467,766
4. Step 4: Simplify right side
   13,561,104x = 418,929,445,030,756
5. Step 5: Solve for x
   x = 418,929,445,030,756/13,561,104
6. Step 6: Final answer
   x = 30,891,986.75