Finding the Third Proportional to 2,564,388 and 4,060,647

Step by Step Solution

1. Step 1: Write the proportion equation
   2,564,388 : 4,060,647 = 4,060,647 : x
2. Step 2: Convert to fraction form
   2,564,388/4,060,647 = 4,060,647/x
3. Step 3: Cross multiply
   2,564,388x = 4,060,647 × 4,060,647
4. Step 4: Simplify right side
   2,564,388x = 16,488,854,058,609
5. Step 5: Solve for x
   x = 16,488,854,058,609/2,564,388
6. Step 6: Final answer
   x = 6,429,937.30