Finding the Third Proportional to 8,527,416 and 13,120,484

Step by Step Solution

1. Step 1: Write the proportion equation
   8,527,416 : 13,120,484 = 13,120,484 : x
2. Step 2: Convert to fraction form
   8,527,416/13,120,484 = 13,120,484/x
3. Step 3: Cross multiply
   8,527,416x = 13,120,484 × 13,120,484
4. Step 4: Simplify right side
   8,527,416x = 172,147,100,394,256
5. Step 5: Solve for x
   x = 172,147,100,394,256/8,527,416
6. Step 6: Final answer
   x = 20,187,487.09