Finding the Third Proportional to 10,201,218 and 21,553,760

Step by Step Solution

1. Step 1: Write the proportion equation
   10,201,218 : 21,553,760 = 21,553,760 : x
2. Step 2: Convert to fraction form
   10,201,218/21,553,760 = 21,553,760/x
3. Step 3: Cross multiply
   10,201,218x = 21,553,760 × 21,553,760
4. Step 4: Simplify right side
   10,201,218x = 464,564,570,137,600
5. Step 5: Solve for x
   x = 464,564,570,137,600/10,201,218
6. Step 6: Final answer
   x = 45,540,108.07