Finding the Third Proportional to 12,729 and 30,093

Step by Step Solution

1. Step 1: Write the proportion equation
   12,729 : 30,093 = 30,093 : x
2. Step 2: Convert to fraction form
   12,729/30,093 = 30,093/x
3. Step 3: Cross multiply
   12,729x = 30,093 × 30,093
4. Step 4: Simplify right side
   12,729x = 905,588,649
5. Step 5: Solve for x
   x = 905,588,649/12,729
6. Step 6: Final answer
   x = 71,143.74