Finding the Third Proportional to 54,524.25 and 79,986.38

Step by Step Solution

1. Step 1: Write the proportion equation
   54,524.25 : 79,986.38 = 79,986.38 : x
2. Step 2: Convert to fraction form
   54,524.25/79,986.38 = 79,986.38/x
3. Step 3: Cross multiply
   54,524.25x = 79,986.38 × 79,986.38
4. Step 4: Simplify right side
   54,524.25x = 6,397,820,185.64
5. Step 5: Solve for x
   x = 6,397,820,185.64/54,524.25
6. Step 6: Final answer
   x = 117,338.99