Finding the Third Proportional to 12,322,666 and 27,478,718

Step by Step Solution

1. Step 1: Write the proportion equation
   12,322,666 : 27,478,718 = 27,478,718 : x
2. Step 2: Convert to fraction form
   12,322,666/27,478,718 = 27,478,718/x
3. Step 3: Cross multiply
   12,322,666x = 27,478,718 × 27,478,718
4. Step 4: Simplify right side
   12,322,666x = 755,079,942,923,524
5. Step 5: Solve for x
   x = 755,079,942,923,524/12,322,666
6. Step 6: Final answer
   x = 61,275,696.58