Finding the Third Proportional to 664,413.50 and 1,422,932.50

Step by Step Solution

1. Step 1: Write the proportion equation
   664,413.50 : 1,422,932.50 = 1,422,932.50 : x
2. Step 2: Convert to fraction form
   664,413.50/1,422,932.50 = 1,422,932.50/x
3. Step 3: Cross multiply
   664,413.50x = 1,422,932.50 × 1,422,932.50
4. Step 4: Simplify right side
   664,413.50x = 2,024,736,899,556.25
5. Step 5: Solve for x
   x = 2,024,736,899,556.25/664,413.50
6. Step 6: Final answer
   x = 3,047,404.82