Finding the Third Proportional to 12,464,605 and 19,147,153

Step by Step Solution

1. Step 1: Write the proportion equation
   12,464,605 : 19,147,153 = 19,147,153 : x
2. Step 2: Convert to fraction form
   12,464,605/19,147,153 = 19,147,153/x
3. Step 3: Cross multiply
   12,464,605x = 19,147,153 × 19,147,153
4. Step 4: Simplify right side
   12,464,605x = 366,613,468,005,409
5. Step 5: Solve for x
   x = 366,613,468,005,409/12,464,605
6. Step 6: Final answer
   x = 29,412,361.48