Finding the Third Proportional to 159,866.25 and 340,660

Step by Step Solution

1. Step 1: Write the proportion equation
   159,866.25 : 340,660 = 340,660 : x
2. Step 2: Convert to fraction form
   159,866.25/340,660 = 340,660/x
3. Step 3: Cross multiply
   159,866.25x = 340,660 × 340,660
4. Step 4: Simplify right side
   159,866.25x = 116,049,235,600
5. Step 5: Solve for x
   x = 116,049,235,600/159,866.25
6. Step 6: Final answer
   x = 725,914.54