Finding the Third Proportional to 581,823 and 1,233,621

Step by Step Solution

1. Step 1: Write the proportion equation
   581,823 : 1,233,621 = 1,233,621 : x
2. Step 2: Convert to fraction form
   581,823/1,233,621 = 1,233,621/x
3. Step 3: Cross multiply
   581,823x = 1,233,621 × 1,233,621
4. Step 4: Simplify right side
   581,823x = 1,521,820,771,641
5. Step 5: Solve for x
   x = 1,521,820,771,641/581,823
6. Step 6: Final answer
   x = 2,615,607.79