Finding the Third Proportional to 670,736 and 996,986

Step by Step Solution

1. Step 1: Write the proportion equation
   670,736 : 996,986 = 996,986 : x
2. Step 2: Convert to fraction form
   670,736/996,986 = 996,986/x
3. Step 3: Cross multiply
   670,736x = 996,986 × 996,986
4. Step 4: Simplify right side
   670,736x = 993,981,084,196
5. Step 5: Solve for x
   x = 993,981,084,196/670,736
6. Step 6: Final answer
   x = 1,481,925.95