Finding the Third Proportional to 12,834 and 30,357

Step by Step Solution

1. Step 1: Write the proportion equation
   12,834 : 30,357 = 30,357 : x
2. Step 2: Convert to fraction form
   12,834/30,357 = 30,357/x
3. Step 3: Cross multiply
   12,834x = 30,357 × 30,357
4. Step 4: Simplify right side
   12,834x = 921,547,449
5. Step 5: Solve for x
   x = 921,547,449/12,834
6. Step 6: Final answer
   x = 71,805.16