Finding the Third Proportional to 401,733 and 550,864.50

Step by Step Solution

1. Step 1: Write the proportion equation
   401,733 : 550,864.50 = 550,864.50 : x
2. Step 2: Convert to fraction form
   401,733/550,864.50 = 550,864.50/x
3. Step 3: Cross multiply
   401,733x = 550,864.50 × 550,864.50
4. Step 4: Simplify right side
   401,733x = 303,451,697,360.25
5. Step 5: Solve for x
   x = 303,451,697,360.25/401,733
6. Step 6: Final answer
   x = 755,356.66