Finding the Third Proportional to 8,972,036 and 19,681,096

Step by Step Solution

1. Step 1: Write the proportion equation
   8,972,036 : 19,681,096 = 19,681,096 : x
2. Step 2: Convert to fraction form
   8,972,036/19,681,096 = 19,681,096/x
3. Step 3: Cross multiply
   8,972,036x = 19,681,096 × 19,681,096
4. Step 4: Simplify right side
   8,972,036x = 387,345,539,761,216
5. Step 5: Solve for x
   x = 387,345,539,761,216/8,972,036
6. Step 6: Final answer
   x = 43,172,535.17