Finding the Third Proportional to 647,462 and 980,223

Step by Step Solution

1. Step 1: Write the proportion equation
   647,462 : 980,223 = 980,223 : x
2. Step 2: Convert to fraction form
   647,462/980,223 = 980,223/x
3. Step 3: Cross multiply
   647,462x = 980,223 × 980,223
4. Step 4: Simplify right side
   647,462x = 960,837,129,729
5. Step 5: Solve for x
   x = 960,837,129,729/647,462
6. Step 6: Final answer
   x = 1,484,005.44