Finding the Third Proportional to 91,452 and 199,662

Step by Step Solution

1. Step 1: Write the proportion equation
   91,452 : 199,662 = 199,662 : x
2. Step 2: Convert to fraction form
   91,452/199,662 = 199,662/x
3. Step 3: Cross multiply
   91,452x = 199,662 × 199,662
4. Step 4: Simplify right side
   91,452x = 39,864,914,244
5. Step 5: Solve for x
   x = 39,864,914,244/91,452
6. Step 6: Final answer
   x = 435,910.80