Finding the Third Proportional to 255,650.50 and 400,162

Step by Step Solution

1. Step 1: Write the proportion equation
   255,650.50 : 400,162 = 400,162 : x
2. Step 2: Convert to fraction form
   255,650.50/400,162 = 400,162/x
3. Step 3: Cross multiply
   255,650.50x = 400,162 × 400,162
4. Step 4: Simplify right side
   255,650.50x = 160,129,626,244
5. Step 5: Solve for x
   x = 160,129,626,244/255,650.50
6. Step 6: Final answer
   x = 626,361.48