Finding the Third Proportional to 647,692 and 980,574

Step by Step Solution

1. Step 1: Write the proportion equation
   647,692 : 980,574 = 980,574 : x
2. Step 2: Convert to fraction form
   647,692/980,574 = 980,574/x
3. Step 3: Cross multiply
   647,692x = 980,574 × 980,574
4. Step 4: Simplify right side
   647,692x = 961,525,369,476
5. Step 5: Solve for x
   x = 961,525,369,476/647,692
6. Step 6: Final answer
   x = 1,484,541.06