Finding the Third Proportional to 333,158 and 728,450

Step by Step Solution

1. Step 1: Write the proportion equation
   333,158 : 728,450 = 728,450 : x
2. Step 2: Convert to fraction form
   333,158/728,450 = 728,450/x
3. Step 3: Cross multiply
   333,158x = 728,450 × 728,450
4. Step 4: Simplify right side
   333,158x = 530,639,402,500
5. Step 5: Solve for x
   x = 530,639,402,500/333,158
6. Step 6: Final answer
   x = 1,592,756.00