Finding the Third Proportional to 660,760 and 1,004,980

Step by Step Solution

1. Step 1: Write the proportion equation
   660,760 : 1,004,980 = 1,004,980 : x
2. Step 2: Convert to fraction form
   660,760/1,004,980 = 1,004,980/x
3. Step 3: Cross multiply
   660,760x = 1,004,980 × 1,004,980
4. Step 4: Simplify right side
   660,760x = 1,009,984,800,400
5. Step 5: Solve for x
   x = 1,009,984,800,400/660,760
6. Step 6: Final answer
   x = 1,528,519.89