Finding the Third Proportional to 335,769.75 and 724,716

Step by Step Solution

1. Step 1: Write the proportion equation
   335,769.75 : 724,716 = 724,716 : x
2. Step 2: Convert to fraction form
   335,769.75/724,716 = 724,716/x
3. Step 3: Cross multiply
   335,769.75x = 724,716 × 724,716
4. Step 4: Simplify right side
   335,769.75x = 525,213,280,656
5. Step 5: Solve for x
   x = 525,213,280,656/335,769.75
6. Step 6: Final answer
   x = 1,564,206.66