Finding the Third Proportional to 1,560,480 and 3,406,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,560,480 : 3,406,728 = 3,406,728 : x
2. Step 2: Convert to fraction form
   1,560,480/3,406,728 = 3,406,728/x
3. Step 3: Cross multiply
   1,560,480x = 3,406,728 × 3,406,728
4. Step 4: Simplify right side
   1,560,480x = 11,605,795,665,984
5. Step 5: Solve for x
   x = 11,605,795,665,984/1,560,480
6. Step 6: Final answer
   x = 7,437,324.20