Finding the Third Proportional to 333,238 and 731,636

Step by Step Solution

1. Step 1: Write the proportion equation
   333,238 : 731,636 = 731,636 : x
2. Step 2: Convert to fraction form
   333,238/731,636 = 731,636/x
3. Step 3: Cross multiply
   333,238x = 731,636 × 731,636
4. Step 4: Simplify right side
   333,238x = 535,291,236,496
5. Step 5: Solve for x
   x = 535,291,236,496/333,238
6. Step 6: Final answer
   x = 1,606,333.12