Finding the Third Proportional to 353,349 and 773,986

Step by Step Solution

1. Step 1: Write the proportion equation
   353,349 : 773,986 = 773,986 : x
2. Step 2: Convert to fraction form
   353,349/773,986 = 773,986/x
3. Step 3: Cross multiply
   353,349x = 773,986 × 773,986
4. Step 4: Simplify right side
   353,349x = 599,054,328,196
5. Step 5: Solve for x
   x = 599,054,328,196/353,349
6. Step 6: Final answer
   x = 1,695,361.61