Finding the Third Proportional to 337,251 and 722,578.50

Step by Step Solution

1. Step 1: Write the proportion equation
   337,251 : 722,578.50 = 722,578.50 : x
2. Step 2: Convert to fraction form
   337,251/722,578.50 = 722,578.50/x
3. Step 3: Cross multiply
   337,251x = 722,578.50 × 722,578.50
4. Step 4: Simplify right side
   337,251x = 522,119,688,662.25
5. Step 5: Solve for x
   x = 522,119,688,662.25/337,251
6. Step 6: Final answer
   x = 1,548,163.50