Finding the Third Proportional to 813,996 and 1,768,116

Step by Step Solution

1. Step 1: Write the proportion equation
   813,996 : 1,768,116 = 1,768,116 : x
2. Step 2: Convert to fraction form
   813,996/1,768,116 = 1,768,116/x
3. Step 3: Cross multiply
   813,996x = 1,768,116 × 1,768,116
4. Step 4: Simplify right side
   813,996x = 3,126,234,189,456
5. Step 5: Solve for x
   x = 3,126,234,189,456/813,996
6. Step 6: Final answer
   x = 3,840,601.42