Finding the Third Proportional to 1,930,221 and 4,159,607

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930,221 : 4,159,607 = 4,159,607 : x
2. Step 2: Convert to fraction form
   1,930,221/4,159,607 = 4,159,607/x
3. Step 3: Cross multiply
   1,930,221x = 4,159,607 × 4,159,607
4. Step 4: Simplify right side
   1,930,221x = 17,302,330,394,449
5. Step 5: Solve for x
   x = 17,302,330,394,449/1,930,221
6. Step 6: Final answer
   x = 8,963,911.59