Finding the Third Proportional to 91,842 and 191,994

Step by Step Solution

1. Step 1: Write the proportion equation
   91,842 : 191,994 = 191,994 : x
2. Step 2: Convert to fraction form
   91,842/191,994 = 191,994/x
3. Step 3: Cross multiply
   91,842x = 191,994 × 191,994
4. Step 4: Simplify right side
   91,842x = 36,861,696,036
5. Step 5: Solve for x
   x = 36,861,696,036/91,842
6. Step 6: Final answer
   x = 401,359.90