Finding the Third Proportional to 12,487 and 27,160

Step by Step Solution

1. Step 1: Write the proportion equation
   12,487 : 27,160 = 27,160 : x
2. Step 2: Convert to fraction form
   12,487/27,160 = 27,160/x
3. Step 3: Cross multiply
   12,487x = 27,160 × 27,160
4. Step 4: Simplify right side
   12,487x = 737,665,600
5. Step 5: Solve for x
   x = 737,665,600/12,487
6. Step 6: Final answer
   x = 59,074.69