Finding the Third Proportional to 140,924 and 308,997

Step by Step Solution

1. Step 1: Write the proportion equation
   140,924 : 308,997 = 308,997 : x
2. Step 2: Convert to fraction form
   140,924/308,997 = 308,997/x
3. Step 3: Cross multiply
   140,924x = 308,997 × 308,997
4. Step 4: Simplify right side
   140,924x = 95,479,146,009
5. Step 5: Solve for x
   x = 95,479,146,009/140,924
6. Step 6: Final answer
   x = 677,522.25