Finding the Third Proportional to 149,870.25 and 313,596

Step by Step Solution

1. Step 1: Write the proportion equation
   149,870.25 : 313,596 = 313,596 : x
2. Step 2: Convert to fraction form
   149,870.25/313,596 = 313,596/x
3. Step 3: Cross multiply
   149,870.25x = 313,596 × 313,596
4. Step 4: Simplify right side
   149,870.25x = 98,342,451,216
5. Step 5: Solve for x
   x = 98,342,451,216/149,870.25
6. Step 6: Final answer
   x = 656,183.94