Finding the Third Proportional to 20,241 and 30,290

Step by Step Solution

1. Step 1: Write the proportion equation
   20,241 : 30,290 = 30,290 : x
2. Step 2: Convert to fraction form
   20,241/30,290 = 30,290/x
3. Step 3: Cross multiply
   20,241x = 30,290 × 30,290
4. Step 4: Simplify right side
   20,241x = 917,484,100
5. Step 5: Solve for x
   x = 917,484,100/20,241
6. Step 6: Final answer
   x = 45,328.00