Finding the Third Proportional to 326,706 and 693,066

Step by Step Solution

1. Step 1: Write the proportion equation
   326,706 : 693,066 = 693,066 : x
2. Step 2: Convert to fraction form
   326,706/693,066 = 693,066/x
3. Step 3: Cross multiply
   326,706x = 693,066 × 693,066
4. Step 4: Simplify right side
   326,706x = 480,340,480,356
5. Step 5: Solve for x
   x = 480,340,480,356/326,706
6. Step 6: Final answer
   x = 1,470,253.01