Finding the Third Proportional to 12,836 and 27,818

Step by Step Solution

1. Step 1: Write the proportion equation
   12,836 : 27,818 = 27,818 : x
2. Step 2: Convert to fraction form
   12,836/27,818 = 27,818/x
3. Step 3: Cross multiply
   12,836x = 27,818 × 27,818
4. Step 4: Simplify right side
   12,836x = 773,841,124
5. Step 5: Solve for x
   x = 773,841,124/12,836
6. Step 6: Final answer
   x = 60,286.78