Finding the Third Proportional to 12,322,702 and 27,478,790

Step by Step Solution

1. Step 1: Write the proportion equation
   12,322,702 : 27,478,790 = 27,478,790 : x
2. Step 2: Convert to fraction form
   12,322,702/27,478,790 = 27,478,790/x
3. Step 3: Cross multiply
   12,322,702x = 27,478,790 × 27,478,790
4. Step 4: Simplify right side
   12,322,702x = 755,083,899,864,100
5. Step 5: Solve for x
   x = 755,083,899,864,100/12,322,702
6. Step 6: Final answer
   x = 61,275,838.68