Finding the Third Proportional to 709,336 and 1,556,480

Step by Step Solution

1. Step 1: Write the proportion equation
   709,336 : 1,556,480 = 1,556,480 : x
2. Step 2: Convert to fraction form
   709,336/1,556,480 = 1,556,480/x
3. Step 3: Cross multiply
   709,336x = 1,556,480 × 1,556,480
4. Step 4: Simplify right side
   709,336x = 2,422,629,990,400
5. Step 5: Solve for x
   x = 2,422,629,990,400/709,336
6. Step 6: Final answer
   x = 3,415,348.99