Finding the Third Proportional to 1,448,694 and 2,242,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,448,694 : 2,242,144 = 2,242,144 : x
2. Step 2: Convert to fraction form
   1,448,694/2,242,144 = 2,242,144/x
3. Step 3: Cross multiply
   1,448,694x = 2,242,144 × 2,242,144
4. Step 4: Simplify right side
   1,448,694x = 5,027,209,716,736
5. Step 5: Solve for x
   x = 5,027,209,716,736/1,448,694
6. Step 6: Final answer
   x = 3,470,166.73