Finding the Third Proportional to 479,064 and 718,632

Step by Step Solution

1. Step 1: Write the proportion equation
   479,064 : 718,632 = 718,632 : x
2. Step 2: Convert to fraction form
   479,064/718,632 = 718,632/x
3. Step 3: Cross multiply
   479,064x = 718,632 × 718,632
4. Step 4: Simplify right side
   479,064x = 516,431,951,424
5. Step 5: Solve for x
   x = 516,431,951,424/479,064
6. Step 6: Final answer
   x = 1,078,002.00