Finding the Third Proportional to 12,761 and 27,040

Step by Step Solution

1. Step 1: Write the proportion equation
   12,761 : 27,040 = 27,040 : x
2. Step 2: Convert to fraction form
   12,761/27,040 = 27,040/x
3. Step 3: Cross multiply
   12,761x = 27,040 × 27,040
4. Step 4: Simplify right side
   12,761x = 731,161,600
5. Step 5: Solve for x
   x = 731,161,600/12,761
6. Step 6: Final answer
   x = 57,296.58