Finding the Third Proportional to 917,016 and 1,992,144

Step by Step Solution

1. Step 1: Write the proportion equation
   917,016 : 1,992,144 = 1,992,144 : x
2. Step 2: Convert to fraction form
   917,016/1,992,144 = 1,992,144/x
3. Step 3: Cross multiply
   917,016x = 1,992,144 × 1,992,144
4. Step 4: Simplify right side
   917,016x = 3,968,637,716,736
5. Step 5: Solve for x
   x = 3,968,637,716,736/917,016
6. Step 6: Final answer
   x = 4,327,773.69