Finding the Third Proportional to 9,972,108 and 21,433,722

Step by Step Solution

1. Step 1: Write the proportion equation
   9,972,108 : 21,433,722 = 21,433,722 : x
2. Step 2: Convert to fraction form
   9,972,108/21,433,722 = 21,433,722/x
3. Step 3: Cross multiply
   9,972,108x = 21,433,722 × 21,433,722
4. Step 4: Simplify right side
   9,972,108x = 459,404,438,773,284
5. Step 5: Solve for x
   x = 459,404,438,773,284/9,972,108
6. Step 6: Final answer
   x = 46,068,939.36