Finding the Third Proportional to 13,011 and 30,705

Step by Step Solution

1. Step 1: Write the proportion equation
   13,011 : 30,705 = 30,705 : x
2. Step 2: Convert to fraction form
   13,011/30,705 = 30,705/x
3. Step 3: Cross multiply
   13,011x = 30,705 × 30,705
4. Step 4: Simplify right side
   13,011x = 942,797,025
5. Step 5: Solve for x
   x = 942,797,025/13,011
6. Step 6: Final answer
   x = 72,461.53