Finding the Third Proportional to 144,723 and 308,562

Step by Step Solution

1. Step 1: Write the proportion equation
   144,723 : 308,562 = 308,562 : x
2. Step 2: Convert to fraction form
   144,723/308,562 = 308,562/x
3. Step 3: Cross multiply
   144,723x = 308,562 × 308,562
4. Step 4: Simplify right side
   144,723x = 95,210,507,844
5. Step 5: Solve for x
   x = 95,210,507,844/144,723
6. Step 6: Final answer
   x = 657,880.97