Finding the Third Proportional to 2,709,936 and 3,963,138

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709,936 : 3,963,138 = 3,963,138 : x
2. Step 2: Convert to fraction form
   2,709,936/3,963,138 = 3,963,138/x
3. Step 3: Cross multiply
   2,709,936x = 3,963,138 × 3,963,138
4. Step 4: Simplify right side
   2,709,936x = 15,706,462,807,044
5. Step 5: Solve for x
   x = 15,706,462,807,044/2,709,936
6. Step 6: Final answer
   x = 5,795,879.61