Finding the Third Proportional to 321,673.50 and 473,150.25

Step by Step Solution

1. Step 1: Write the proportion equation
   321,673.50 : 473,150.25 = 473,150.25 : x
2. Step 2: Convert to fraction form
   321,673.50/473,150.25 = 473,150.25/x
3. Step 3: Cross multiply
   321,673.50x = 473,150.25 × 473,150.25
4. Step 4: Simplify right side
   321,673.50x = 223,871,159,075.06
5. Step 5: Solve for x
   x = 223,871,159,075.06/321,673.50
6. Step 6: Final answer
   x = 695,957.73