Finding the Third Proportional to 326,592 and 479,499.75

Step by Step Solution

1. Step 1: Write the proportion equation
   326,592 : 479,499.75 = 479,499.75 : x
2. Step 2: Convert to fraction form
   326,592/479,499.75 = 479,499.75/x
3. Step 3: Cross multiply
   326,592x = 479,499.75 × 479,499.75
4. Step 4: Simplify right side
   326,592x = 229,920,010,250.06
5. Step 5: Solve for x
   x = 229,920,010,250.06/326,592
6. Step 6: Final answer
   x = 703,997.68