Finding the Third Proportional to 12,777 and 28,071

Step by Step Solution

1. Step 1: Write the proportion equation
   12,777 : 28,071 = 28,071 : x
2. Step 2: Convert to fraction form
   12,777/28,071 = 28,071/x
3. Step 3: Cross multiply
   12,777x = 28,071 × 28,071
4. Step 4: Simplify right side
   12,777x = 787,981,041
5. Step 5: Solve for x
   x = 787,981,041/12,777
6. Step 6: Final answer
   x = 61,671.84