Finding the Third Proportional to 3,558.75 and 7,662

Step by Step Solution

1. Step 1: Write the proportion equation
   3,558.75 : 7,662 = 7,662 : x
2. Step 2: Convert to fraction form
   3,558.75/7,662 = 7,662/x
3. Step 3: Cross multiply
   3,558.75x = 7,662 × 7,662
4. Step 4: Simplify right side
   3,558.75x = 58,706,244
5. Step 5: Solve for x
   x = 58,706,244/3,558.75
6. Step 6: Final answer
   x = 16,496.31