Finding the Third Proportional to 605,556 and 896,609.25

Step by Step Solution

1. Step 1: Write the proportion equation
   605,556 : 896,609.25 = 896,609.25 : x
2. Step 2: Convert to fraction form
   605,556/896,609.25 = 896,609.25/x
3. Step 3: Cross multiply
   605,556x = 896,609.25 × 896,609.25
4. Step 4: Simplify right side
   605,556x = 803,908,147,185.56
5. Step 5: Solve for x
   x = 803,908,147,185.56/605,556
6. Step 6: Final answer
   x = 1,327,553.76