Finding the Third Proportional to 1,238,216 and 2,709,736

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,216 : 2,709,736 = 2,709,736 : x
2. Step 2: Convert to fraction form
   1,238,216/2,709,736 = 2,709,736/x
3. Step 3: Cross multiply
   1,238,216x = 2,709,736 × 2,709,736
4. Step 4: Simplify right side
   1,238,216x = 7,342,669,189,696
5. Step 5: Solve for x
   x = 7,342,669,189,696/1,238,216
6. Step 6: Final answer
   x = 5,930,039.02