Finding the Third Proportional to 20,936 and 45,508

Step by Step Solution

1. Step 1: Write the proportion equation
   20,936 : 45,508 = 45,508 : x
2. Step 2: Convert to fraction form
   20,936/45,508 = 45,508/x
3. Step 3: Cross multiply
   20,936x = 45,508 × 45,508
4. Step 4: Simplify right side
   20,936x = 2,070,978,064
5. Step 5: Solve for x
   x = 2,070,978,064/20,936
6. Step 6: Final answer
   x = 98,919.47