Finding the Third Proportional to 1,331,910 and 2,907,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,331,910 : 2,907,144 = 2,907,144 : x
2. Step 2: Convert to fraction form
   1,331,910/2,907,144 = 2,907,144/x
3. Step 3: Cross multiply
   1,331,910x = 2,907,144 × 2,907,144
4. Step 4: Simplify right side
   1,331,910x = 8,451,486,236,736
5. Step 5: Solve for x
   x = 8,451,486,236,736/1,331,910
6. Step 6: Final answer
   x = 6,345,388.38