Finding the Third Proportional to 12,469,632 and 25,918,848

Step by Step Solution

1. Step 1: Write the proportion equation
   12,469,632 : 25,918,848 = 25,918,848 : x
2. Step 2: Convert to fraction form
   12,469,632/25,918,848 = 25,918,848/x
3. Step 3: Cross multiply
   12,469,632x = 25,918,848 × 25,918,848
4. Step 4: Simplify right side
   12,469,632x = 671,786,681,647,104
5. Step 5: Solve for x
   x = 671,786,681,647,104/12,469,632
6. Step 6: Final answer
   x = 53,873,817.74