Finding the Third Proportional to 10,451,198 and 21,322,300

Step by Step Solution

1. Step 1: Write the proportion equation
   10,451,198 : 21,322,300 = 21,322,300 : x
2. Step 2: Convert to fraction form
   10,451,198/21,322,300 = 21,322,300/x
3. Step 3: Cross multiply
   10,451,198x = 21,322,300 × 21,322,300
4. Step 4: Simplify right side
   10,451,198x = 454,640,477,290,000
5. Step 5: Solve for x
   x = 454,640,477,290,000/10,451,198
6. Step 6: Final answer
   x = 43,501,278.73