Finding the Third Proportional to 284,473.50 and 605,150.25

Step by Step Solution

1. Step 1: Write the proportion equation
   284,473.50 : 605,150.25 = 605,150.25 : x
2. Step 2: Convert to fraction form
   284,473.50/605,150.25 = 605,150.25/x
3. Step 3: Cross multiply
   284,473.50x = 605,150.25 × 605,150.25
4. Step 4: Simplify right side
   284,473.50x = 366,206,825,075.06
5. Step 5: Solve for x
   x = 366,206,825,075.06/284,473.50
6. Step 6: Final answer
   x = 1,287,314.37