Finding the Third Proportional to 336,696.50 and 726,804

Step by Step Solution

1. Step 1: Write the proportion equation
   336,696.50 : 726,804 = 726,804 : x
2. Step 2: Convert to fraction form
   336,696.50/726,804 = 726,804/x
3. Step 3: Cross multiply
   336,696.50x = 726,804 × 726,804
4. Step 4: Simplify right side
   336,696.50x = 528,244,054,416
5. Step 5: Solve for x
   x = 528,244,054,416/336,696.50
6. Step 6: Final answer
   x = 1,568,902.72