Finding the Third Proportional to 5,465,860 and 8,057,478

Step by Step Solution

1. Step 1: Write the proportion equation
   5,465,860 : 8,057,478 = 8,057,478 : x
2. Step 2: Convert to fraction form
   5,465,860/8,057,478 = 8,057,478/x
3. Step 3: Cross multiply
   5,465,860x = 8,057,478 × 8,057,478
4. Step 4: Simplify right side
   5,465,860x = 64,922,951,720,484
5. Step 5: Solve for x
   x = 64,922,951,720,484/5,465,860
6. Step 6: Final answer
   x = 11,877,902.42