Finding the Third Proportional to 606,216 and 1,320,976

Step by Step Solution

1. Step 1: Write the proportion equation
   606,216 : 1,320,976 = 1,320,976 : x
2. Step 2: Convert to fraction form
   606,216/1,320,976 = 1,320,976/x
3. Step 3: Cross multiply
   606,216x = 1,320,976 × 1,320,976
4. Step 4: Simplify right side
   606,216x = 1,744,977,592,576
5. Step 5: Solve for x
   x = 1,744,977,592,576/606,216
6. Step 6: Final answer
   x = 2,878,474.99