Finding the Third Proportional to 2,676,872 and 4,078,042

Step by Step Solution

1. Step 1: Write the proportion equation
   2,676,872 : 4,078,042 = 4,078,042 : x
2. Step 2: Convert to fraction form
   2,676,872/4,078,042 = 4,078,042/x
3. Step 3: Cross multiply
   2,676,872x = 4,078,042 × 4,078,042
4. Step 4: Simplify right side
   2,676,872x = 16,630,426,553,764
5. Step 5: Solve for x
   x = 16,630,426,553,764/2,676,872
6. Step 6: Final answer
   x = 6,212,634.21