Finding the Third Proportional to 2,586,654 and 3,915,766

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586,654 : 3,915,766 = 3,915,766 : x
2. Step 2: Convert to fraction form
   2,586,654/3,915,766 = 3,915,766/x
3. Step 3: Cross multiply
   2,586,654x = 3,915,766 × 3,915,766
4. Step 4: Simplify right side
   2,586,654x = 15,333,223,366,756
5. Step 5: Solve for x
   x = 15,333,223,366,756/2,586,654
6. Step 6: Final answer
   x = 5,927,821.57