Finding the Third Proportional to 445,047 and 980,856

Step by Step Solution

1. Step 1: Write the proportion equation
   445,047 : 980,856 = 980,856 : x
2. Step 2: Convert to fraction form
   445,047/980,856 = 980,856/x
3. Step 3: Cross multiply
   445,047x = 980,856 × 980,856
4. Step 4: Simplify right side
   445,047x = 962,078,492,736
5. Step 5: Solve for x
   x = 962,078,492,736/445,047
6. Step 6: Final answer
   x = 2,161,745.82