Finding the Third Proportional to 21,735 and 45,171

Step by Step Solution

1. Step 1: Write the proportion equation
   21,735 : 45,171 = 45,171 : x
2. Step 2: Convert to fraction form
   21,735/45,171 = 45,171/x
3. Step 3: Cross multiply
   21,735x = 45,171 × 45,171
4. Step 4: Simplify right side
   21,735x = 2,040,419,241
5. Step 5: Solve for x
   x = 2,040,419,241/21,735
6. Step 6: Final answer
   x = 93,877.12