Finding the Third Proportional to 647,512 and 980,298

Step by Step Solution

1. Step 1: Write the proportion equation
   647,512 : 980,298 = 980,298 : x
2. Step 2: Convert to fraction form
   647,512/980,298 = 980,298/x
3. Step 3: Cross multiply
   647,512x = 980,298 × 980,298
4. Step 4: Simplify right side
   647,512x = 960,984,168,804
5. Step 5: Solve for x
   x = 960,984,168,804/647,512
6. Step 6: Final answer
   x = 1,484,117.93