Finding the Third Proportional to 20,738 and 30,459

Step by Step Solution

1. Step 1: Write the proportion equation
   20,738 : 30,459 = 30,459 : x
2. Step 2: Convert to fraction form
   20,738/30,459 = 30,459/x
3. Step 3: Cross multiply
   20,738x = 30,459 × 30,459
4. Step 4: Simplify right side
   20,738x = 927,750,681
5. Step 5: Solve for x
   x = 927,750,681/20,738
6. Step 6: Final answer
   x = 44,736.75