Finding the Third Proportional to 2,860,659 and 4,320,148

Step by Step Solution

1. Step 1: Write the proportion equation
   2,860,659 : 4,320,148 = 4,320,148 : x
2. Step 2: Convert to fraction form
   2,860,659/4,320,148 = 4,320,148/x
3. Step 3: Cross multiply
   2,860,659x = 4,320,148 × 4,320,148
4. Step 4: Simplify right side
   2,860,659x = 18,663,678,741,904
5. Step 5: Solve for x
   x = 18,663,678,741,904/2,860,659
6. Step 6: Final answer
   x = 6,524,258.48