Finding the Third Proportional to 1,835,417 and 3,936,469

Step by Step Solution

1. Step 1: Write the proportion equation
   1,835,417 : 3,936,469 = 3,936,469 : x
2. Step 2: Convert to fraction form
   1,835,417/3,936,469 = 3,936,469/x
3. Step 3: Cross multiply
   1,835,417x = 3,936,469 × 3,936,469
4. Step 4: Simplify right side
   1,835,417x = 15,495,788,187,961
5. Step 5: Solve for x
   x = 15,495,788,187,961/1,835,417
6. Step 6: Final answer
   x = 8,442,652.64