Finding the Third Proportional to 10,200,906 and 21,553,193

Step by Step Solution

1. Step 1: Write the proportion equation
   10,200,906 : 21,553,193 = 21,553,193 : x
2. Step 2: Convert to fraction form
   10,200,906/21,553,193 = 21,553,193/x
3. Step 3: Cross multiply
   10,200,906x = 21,553,193 × 21,553,193
4. Step 4: Simplify right side
   10,200,906x = 464,540,128,495,249
5. Step 5: Solve for x
   x = 464,540,128,495,249/10,200,906
6. Step 6: Final answer
   x = 45,539,104.91