Finding the Third Proportional to 10,451,210 and 21,322,322

Step by Step Solution

1. Step 1: Write the proportion equation
   10,451,210 : 21,322,322 = 21,322,322 : x
2. Step 2: Convert to fraction form
   10,451,210/21,322,322 = 21,322,322/x
3. Step 3: Cross multiply
   10,451,210x = 21,322,322 × 21,322,322
4. Step 4: Simplify right side
   10,451,210x = 454,641,415,471,684
5. Step 5: Solve for x
   x = 454,641,415,471,684/10,451,210
6. Step 6: Final answer
   x = 43,501,318.55