Finding the Third Proportional to 647,366 and 980,046

Step by Step Solution

1. Step 1: Write the proportion equation
   647,366 : 980,046 = 980,046 : x
2. Step 2: Convert to fraction form
   647,366/980,046 = 980,046/x
3. Step 3: Cross multiply
   647,366x = 980,046 × 980,046
4. Step 4: Simplify right side
   647,366x = 960,490,162,116
5. Step 5: Solve for x
   x = 960,490,162,116/647,366
6. Step 6: Final answer
   x = 1,483,689.54