Finding the Third Proportional to 656,816 and 1,411,860

Step by Step Solution

1. Step 1: Write the proportion equation
   656,816 : 1,411,860 = 1,411,860 : x
2. Step 2: Convert to fraction form
   656,816/1,411,860 = 1,411,860/x
3. Step 3: Cross multiply
   656,816x = 1,411,860 × 1,411,860
4. Step 4: Simplify right side
   656,816x = 1,993,348,659,600
5. Step 5: Solve for x
   x = 1,993,348,659,600/656,816
6. Step 6: Final answer
   x = 3,034,866.17