Finding the Third Proportional to 13,586 and 28,018

Step by Step Solution

1. Step 1: Write the proportion equation
   13,586 : 28,018 = 28,018 : x
2. Step 2: Convert to fraction form
   13,586/28,018 = 28,018/x
3. Step 3: Cross multiply
   13,586x = 28,018 × 28,018
4. Step 4: Simplify right side
   13,586x = 785,008,324
5. Step 5: Solve for x
   x = 785,008,324/13,586
6. Step 6: Final answer
   x = 57,780.68