Finding the Third Proportional to 325,678 and 707,060

Step by Step Solution

1. Step 1: Write the proportion equation
   325,678 : 707,060 = 707,060 : x
2. Step 2: Convert to fraction form
   325,678/707,060 = 707,060/x
3. Step 3: Cross multiply
   325,678x = 707,060 × 707,060
4. Step 4: Simplify right side
   325,678x = 499,933,843,600
5. Step 5: Solve for x
   x = 499,933,843,600/325,678
6. Step 6: Final answer
   x = 1,535,055.62