Finding the Third Proportional to 20,282 and 30,340

Step by Step Solution

1. Step 1: Write the proportion equation
   20,282 : 30,340 = 30,340 : x
2. Step 2: Convert to fraction form
   20,282/30,340 = 30,340/x
3. Step 3: Cross multiply
   20,282x = 30,340 × 30,340
4. Step 4: Simplify right side
   20,282x = 920,515,600
5. Step 5: Solve for x
   x = 920,515,600/20,282
6. Step 6: Final answer
   x = 45,385.84