Finding the Third Proportional to 12,636 and 27,210

Step by Step Solution

1. Step 1: Write the proportion equation
   12,636 : 27,210 = 27,210 : x
2. Step 2: Convert to fraction form
   12,636/27,210 = 27,210/x
3. Step 3: Cross multiply
   12,636x = 27,210 × 27,210
4. Step 4: Simplify right side
   12,636x = 740,384,100
5. Step 5: Solve for x
   x = 740,384,100/12,636
6. Step 6: Final answer
   x = 58,593.23