Finding the Third Proportional to 3,208,748 and 4,813,806

Step by Step Solution

1. Step 1: Write the proportion equation
   3,208,748 : 4,813,806 = 4,813,806 : x
2. Step 2: Convert to fraction form
   3,208,748/4,813,806 = 4,813,806/x
3. Step 3: Cross multiply
   3,208,748x = 4,813,806 × 4,813,806
4. Step 4: Simplify right side
   3,208,748x = 23,172,728,205,636
5. Step 5: Solve for x
   x = 23,172,728,205,636/3,208,748
6. Step 6: Final answer
   x = 7,221,735.15