Finding the Third Proportional to 12,722 and 30,077

Step by Step Solution

1. Step 1: Write the proportion equation
   12,722 : 30,077 = 30,077 : x
2. Step 2: Convert to fraction form
   12,722/30,077 = 30,077/x
3. Step 3: Cross multiply
   12,722x = 30,077 × 30,077
4. Step 4: Simplify right side
   12,722x = 904,625,929
5. Step 5: Solve for x
   x = 904,625,929/12,722
6. Step 6: Final answer
   x = 71,107.21