Finding the Third Proportional to 36,798 and 54,918

Step by Step Solution

1. Step 1: Write the proportion equation
   36,798 : 54,918 = 54,918 : x
2. Step 2: Convert to fraction form
   36,798/54,918 = 54,918/x
3. Step 3: Cross multiply
   36,798x = 54,918 × 54,918
4. Step 4: Simplify right side
   36,798x = 3,015,986,724
5. Step 5: Solve for x
   x = 3,015,986,724/36,798
6. Step 6: Final answer
   x = 81,960.62