Finding the Third Proportional to 9,747 and 21,134

Step by Step Solution

1. Step 1: Write the proportion equation
   9,747 : 21,134 = 21,134 : x
2. Step 2: Convert to fraction form
   9,747/21,134 = 21,134/x
3. Step 3: Cross multiply
   9,747x = 21,134 × 21,134
4. Step 4: Simplify right side
   9,747x = 446,645,956
5. Step 5: Solve for x
   x = 446,645,956/9,747
6. Step 6: Final answer
   x = 45,823.94