Finding the Third Proportional to 2,619,216 and 3,912,693

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619,216 : 3,912,693 = 3,912,693 : x
2. Step 2: Convert to fraction form
   2,619,216/3,912,693 = 3,912,693/x
3. Step 3: Cross multiply
   2,619,216x = 3,912,693 × 3,912,693
4. Step 4: Simplify right side
   2,619,216x = 15,309,166,512,249
5. Step 5: Solve for x
   x = 15,309,166,512,249/2,619,216
6. Step 6: Final answer
   x = 5,844,942.35