Finding the Third Proportional to 308,295 and 675,502.50

Step by Step Solution

1. Step 1: Write the proportion equation
   308,295 : 675,502.50 = 675,502.50 : x
2. Step 2: Convert to fraction form
   308,295/675,502.50 = 675,502.50/x
3. Step 3: Cross multiply
   308,295x = 675,502.50 × 675,502.50
4. Step 4: Simplify right side
   308,295x = 456,303,627,506.25
5. Step 5: Solve for x
   x = 456,303,627,506.25/308,295
6. Step 6: Final answer
   x = 1,480,087.67