Finding the Third Proportional to 12,648 and 27,726

Step by Step Solution

1. Step 1: Write the proportion equation
   12,648 : 27,726 = 27,726 : x
2. Step 2: Convert to fraction form
   12,648/27,726 = 27,726/x
3. Step 3: Cross multiply
   12,648x = 27,726 × 27,726
4. Step 4: Simplify right side
   12,648x = 768,731,076
5. Step 5: Solve for x
   x = 768,731,076/12,648
6. Step 6: Final answer
   x = 60,778.86