Finding the Third Proportional to 479,519 and 715,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   479,519 : 715,995.50 = 715,995.50 : x
2. Step 2: Convert to fraction form
   479,519/715,995.50 = 715,995.50/x
3. Step 3: Cross multiply
   479,519x = 715,995.50 × 715,995.50
4. Step 4: Simplify right side
   479,519x = 512,649,556,020.25
5. Step 5: Solve for x
   x = 512,649,556,020.25/479,519
6. Step 6: Final answer
   x = 1,069,091.23