Finding the Third Proportional to 2,806,604 and 3,910,306

Step by Step Solution

1. Step 1: Write the proportion equation
   2,806,604 : 3,910,306 = 3,910,306 : x
2. Step 2: Convert to fraction form
   2,806,604/3,910,306 = 3,910,306/x
3. Step 3: Cross multiply
   2,806,604x = 3,910,306 × 3,910,306
4. Step 4: Simplify right side
   2,806,604x = 15,290,493,013,636
5. Step 5: Solve for x
   x = 15,290,493,013,636/2,806,604
6. Step 6: Final answer
   x = 5,448,040.77