Finding the Third Proportional to 9,972,110 and 21,433,726

Step by Step Solution

1. Step 1: Write the proportion equation
   9,972,110 : 21,433,726 = 21,433,726 : x
2. Step 2: Convert to fraction form
   9,972,110/21,433,726 = 21,433,726/x
3. Step 3: Cross multiply
   9,972,110x = 21,433,726 × 21,433,726
4. Step 4: Simplify right side
   9,972,110x = 459,404,610,243,076
5. Step 5: Solve for x
   x = 459,404,610,243,076/9,972,110
6. Step 6: Final answer
   x = 46,068,947.32