Finding the Third Proportional to 484,900 and 1,057,910

Step by Step Solution

1. Step 1: Write the proportion equation
   484,900 : 1,057,910 = 1,057,910 : x
2. Step 2: Convert to fraction form
   484,900/1,057,910 = 1,057,910/x
3. Step 3: Cross multiply
   484,900x = 1,057,910 × 1,057,910
4. Step 4: Simplify right side
   484,900x = 1,119,173,568,100
5. Step 5: Solve for x
   x = 1,119,173,568,100/484,900
6. Step 6: Final answer
   x = 2,308,050.25