Finding the Third Proportional to 1,951,672 and 4,229,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,951,672 : 4,229,144 = 4,229,144 : x
2. Step 2: Convert to fraction form
   1,951,672/4,229,144 = 4,229,144/x
3. Step 3: Cross multiply
   1,951,672x = 4,229,144 × 4,229,144
4. Step 4: Simplify right side
   1,951,672x = 17,885,658,972,736
5. Step 5: Solve for x
   x = 17,885,658,972,736/1,951,672
6. Step 6: Final answer
   x = 9,164,275.03