Finding the Third Proportional to 326,007.75 and 706,278

Step by Step Solution

1. Step 1: Write the proportion equation
   326,007.75 : 706,278 = 706,278 : x
2. Step 2: Convert to fraction form
   326,007.75/706,278 = 706,278/x
3. Step 3: Cross multiply
   326,007.75x = 706,278 × 706,278
4. Step 4: Simplify right side
   326,007.75x = 498,828,613,284
5. Step 5: Solve for x
   x = 498,828,613,284/326,007.75
6. Step 6: Final answer
   x = 1,530,112.75