Finding the Third Proportional to 208,756 and 492,394

Step by Step Solution

1. Step 1: Write the proportion equation
   208,756 : 492,394 = 492,394 : x
2. Step 2: Convert to fraction form
   208,756/492,394 = 492,394/x
3. Step 3: Cross multiply
   208,756x = 492,394 × 492,394
4. Step 4: Simplify right side
   208,756x = 242,451,851,236
5. Step 5: Solve for x
   x = 242,451,851,236/208,756
6. Step 6: Final answer
   x = 1,161,412.61