Finding the Third Proportional to 353,168 and 765,008

Step by Step Solution

1. Step 1: Write the proportion equation
   353,168 : 765,008 = 765,008 : x
2. Step 2: Convert to fraction form
   353,168/765,008 = 765,008/x
3. Step 3: Cross multiply
   353,168x = 765,008 × 765,008
4. Step 4: Simplify right side
   353,168x = 585,237,240,064
5. Step 5: Solve for x
   x = 585,237,240,064/353,168
6. Step 6: Final answer
   x = 1,657,107.21