Finding the Third Proportional to 16,658.25 and 35,786.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,658.25 : 35,786.75 = 35,786.75 : x
2. Step 2: Convert to fraction form
   16,658.25/35,786.75 = 35,786.75/x
3. Step 3: Cross multiply
   16,658.25x = 35,786.75 × 35,786.75
4. Step 4: Simplify right side
   16,658.25x = 1,280,691,475.56
5. Step 5: Solve for x
   x = 1,280,691,475.56/16,658.25
6. Step 6: Final answer
   x = 76,880.31