Finding the Third Proportional to 648,329.50 and 951,474.50

Step by Step Solution

1. Step 1: Write the proportion equation
   648,329.50 : 951,474.50 = 951,474.50 : x
2. Step 2: Convert to fraction form
   648,329.50/951,474.50 = 951,474.50/x
3. Step 3: Cross multiply
   648,329.50x = 951,474.50 × 951,474.50
4. Step 4: Simplify right side
   648,329.50x = 905,303,724,150.25
5. Step 5: Solve for x
   x = 905,303,724,150.25/648,329.50
6. Step 6: Final answer
   x = 1,396,363.61