Finding the Third Proportional to 28,297,144 and 60,628,568

Step by Step Solution

1. Step 1: Write the proportion equation
   28,297,144 : 60,628,568 = 60,628,568 : x
2. Step 2: Convert to fraction form
   28,297,144/60,628,568 = 60,628,568/x
3. Step 3: Cross multiply
   28,297,144x = 60,628,568 × 60,628,568
4. Step 4: Simplify right side
   28,297,144x = 3,675,823,257,730,624
5. Step 5: Solve for x
   x = 3,675,823,257,730,624/28,297,144
6. Step 6: Final answer
   x = 129,900,857.05