Finding the Third Proportional to 21,311 and 45,694

Step by Step Solution

1. Step 1: Write the proportion equation
   21,311 : 45,694 = 45,694 : x
2. Step 2: Convert to fraction form
   21,311/45,694 = 45,694/x
3. Step 3: Cross multiply
   21,311x = 45,694 × 45,694
4. Step 4: Simplify right side
   21,311x = 2,087,941,636
5. Step 5: Solve for x
   x = 2,087,941,636/21,311
6. Step 6: Final answer
   x = 97,974.83