Finding the Third Proportional to 404,064 and 606,096

Step by Step Solution

1. Step 1: Write the proportion equation
   404,064 : 606,096 = 606,096 : x
2. Step 2: Convert to fraction form
   404,064/606,096 = 606,096/x
3. Step 3: Cross multiply
   404,064x = 606,096 × 606,096
4. Step 4: Simplify right side
   404,064x = 367,352,361,216
5. Step 5: Solve for x
   x = 367,352,361,216/404,064
6. Step 6: Final answer
   x = 909,144