Finding the Third Proportional to 7,867,144 and 12,150,096

Step by Step Solution

1. Step 1: Write the proportion equation
   7,867,144 : 12,150,096 = 12,150,096 : x
2. Step 2: Convert to fraction form
   7,867,144/12,150,096 = 12,150,096/x
3. Step 3: Cross multiply
   7,867,144x = 12,150,096 × 12,150,096
4. Step 4: Simplify right side
   7,867,144x = 147,624,832,809,216
5. Step 5: Solve for x
   x = 147,624,832,809,216/7,867,144
6. Step 6: Final answer
   x = 18,764,729.97