Finding the Third Proportional to 89,933 and 196,999

Step by Step Solution

1. Step 1: Write the proportion equation
   89,933 : 196,999 = 196,999 : x
2. Step 2: Convert to fraction form
   89,933/196,999 = 196,999/x
3. Step 3: Cross multiply
   89,933x = 196,999 × 196,999
4. Step 4: Simplify right side
   89,933x = 38,808,606,001
5. Step 5: Solve for x
   x = 38,808,606,001/89,933
6. Step 6: Final answer
   x = 431,527.98