Finding the Third Proportional to 12,018.38 and 27,664.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,018.38 : 27,664.88 = 27,664.88 : x
2. Step 2: Convert to fraction form
   12,018.38/27,664.88 = 27,664.88/x
3. Step 3: Cross multiply
   12,018.38x = 27,664.88 × 27,664.88
4. Step 4: Simplify right side
   12,018.38x = 765,345,308.77
5. Step 5: Solve for x
   x = 765,345,308.77/12,018.38
6. Step 6: Final answer
   x = 63,681.26