Finding the Third Proportional to 696,573 and 1,422,666

Step by Step Solution

1. Step 1: Write the proportion equation
   696,573 : 1,422,666 = 1,422,666 : x
2. Step 2: Convert to fraction form
   696,573/1,422,666 = 1,422,666/x
3. Step 3: Cross multiply
   696,573x = 1,422,666 × 1,422,666
4. Step 4: Simplify right side
   696,573x = 2,023,978,547,556
5. Step 5: Solve for x
   x = 2,023,978,547,556/696,573
6. Step 6: Final answer
   x = 2,905,623.03