Finding the Third Proportional to 1,835,538 and 3,936,789

Step by Step Solution

1. Step 1: Write the proportion equation
   1,835,538 : 3,936,789 = 3,936,789 : x
2. Step 2: Convert to fraction form
   1,835,538/3,936,789 = 3,936,789/x
3. Step 3: Cross multiply
   1,835,538x = 3,936,789 × 3,936,789
4. Step 4: Simplify right side
   1,835,538x = 15,498,307,630,521
5. Step 5: Solve for x
   x = 15,498,307,630,521/1,835,538
6. Step 6: Final answer
   x = 8,443,468.69