Finding the Third Proportional to 333,396 and 718,895.25

Step by Step Solution

1. Step 1: Write the proportion equation
   333,396 : 718,895.25 = 718,895.25 : x
2. Step 2: Convert to fraction form
   333,396/718,895.25 = 718,895.25/x
3. Step 3: Cross multiply
   333,396x = 718,895.25 × 718,895.25
4. Step 4: Simplify right side
   333,396x = 516,810,380,472.56
5. Step 5: Solve for x
   x = 516,810,380,472.56/333,396
6. Step 6: Final answer
   x = 1,550,139.72