Finding the Third Proportional to 64,997,860 and 100,967,568

Step by Step Solution

1. Step 1: Write the proportion equation
   64,997,860 : 100,967,568 = 100,967,568 : x
2. Step 2: Convert to fraction form
   64,997,860/100,967,568 = 100,967,568/x
3. Step 3: Cross multiply
   64,997,860x = 100,967,568 × 100,967,568
4. Step 4: Simplify right side
   64,997,860x = 10,194,449,787,834,624
5. Step 5: Solve for x
   x = 10,194,449,787,834,624/64,997,860
6. Step 6: Final answer
   x = 156,842,852.79