Finding the Third Proportional to 554,469 and 1,208,448

Step by Step Solution

1. Step 1: Write the proportion equation
   554,469 : 1,208,448 = 1,208,448 : x
2. Step 2: Convert to fraction form
   554,469/1,208,448 = 1,208,448/x
3. Step 3: Cross multiply
   554,469x = 1,208,448 × 1,208,448
4. Step 4: Simplify right side
   554,469x = 1,460,346,568,704
5. Step 5: Solve for x
   x = 1,460,346,568,704/554,469
6. Step 6: Final answer
   x = 2,633,774.96