Finding the Third Proportional to 315,095 and 484,321.50

Step by Step Solution

1. Step 1: Write the proportion equation
   315,095 : 484,321.50 = 484,321.50 : x
2. Step 2: Convert to fraction form
   315,095/484,321.50 = 484,321.50/x
3. Step 3: Cross multiply
   315,095x = 484,321.50 × 484,321.50
4. Step 4: Simplify right side
   315,095x = 234,567,315,362.25
5. Step 5: Solve for x
   x = 234,567,315,362.25/315,095
6. Step 6: Final answer
   x = 744,433.63