Finding the Third Proportional to 2,678,672 and 4,042,176

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678,672 : 4,042,176 = 4,042,176 : x
2. Step 2: Convert to fraction form
   2,678,672/4,042,176 = 4,042,176/x
3. Step 3: Cross multiply
   2,678,672x = 4,042,176 × 4,042,176
4. Step 4: Simplify right side
   2,678,672x = 16,339,186,814,976
5. Step 5: Solve for x
   x = 16,339,186,814,976/2,678,672
6. Step 6: Final answer
   x = 6,099,734.05