Finding the Third Proportional to 21,521,063 and 31,976,710

Step by Step Solution

1. Step 1: Write the proportion equation
   21,521,063 : 31,976,710 = 31,976,710 : x
2. Step 2: Convert to fraction form
   21,521,063/31,976,710 = 31,976,710/x
3. Step 3: Cross multiply
   21,521,063x = 31,976,710 × 31,976,710
4. Step 4: Simplify right side
   21,521,063x = 1,022,509,982,424,100
5. Step 5: Solve for x
   x = 1,022,509,982,424,100/21,521,063
6. Step 6: Final answer
   x = 47,512,057.49