Finding the Third Proportional to 656,766 and 1,418,316

Step by Step Solution

1. Step 1: Write the proportion equation
   656,766 : 1,418,316 = 1,418,316 : x
2. Step 2: Convert to fraction form
   656,766/1,418,316 = 1,418,316/x
3. Step 3: Cross multiply
   656,766x = 1,418,316 × 1,418,316
4. Step 4: Simplify right side
   656,766x = 2,011,620,275,856
5. Step 5: Solve for x
   x = 2,011,620,275,856/656,766
6. Step 6: Final answer
   x = 3,062,917.81