Finding the Third Proportional to 5,407,132 and 8,369,544

Step by Step Solution

1. Step 1: Write the proportion equation
   5,407,132 : 8,369,544 = 8,369,544 : x
2. Step 2: Convert to fraction form
   5,407,132/8,369,544 = 8,369,544/x
3. Step 3: Cross multiply
   5,407,132x = 8,369,544 × 8,369,544
4. Step 4: Simplify right side
   5,407,132x = 70,049,266,767,936
5. Step 5: Solve for x
   x = 70,049,266,767,936/5,407,132
6. Step 6: Final answer
   x = 12,954,976.27