Finding the Third Proportional to 762,403.50 and 1,016,399.25

Step by Step Solution

1. Step 1: Write the proportion equation
   762,403.50 : 1,016,399.25 = 1,016,399.25 : x
2. Step 2: Convert to fraction form
   762,403.50/1,016,399.25 = 1,016,399.25/x
3. Step 3: Cross multiply
   762,403.50x = 1,016,399.25 × 1,016,399.25
4. Step 4: Simplify right side
   762,403.50x = 1,033,067,435,400.56
5. Step 5: Solve for x
   x = 1,033,067,435,400.56/762,403.50
6. Step 6: Final answer
   x = 1,355,014.03