Finding the Third Proportional to 12,426 and 27,042

Step by Step Solution

1. Step 1: Write the proportion equation
   12,426 : 27,042 = 27,042 : x
2. Step 2: Convert to fraction form
   12,426/27,042 = 27,042/x
3. Step 3: Cross multiply
   12,426x = 27,042 × 27,042
4. Step 4: Simplify right side
   12,426x = 731,269,764
5. Step 5: Solve for x
   x = 731,269,764/12,426
6. Step 6: Final answer
   x = 58,849.97