Finding the Third Proportional to 2,676,163 and 4,309,031

Step by Step Solution

1. Step 1: Write the proportion equation
   2,676,163 : 4,309,031 = 4,309,031 : x
2. Step 2: Convert to fraction form
   2,676,163/4,309,031 = 4,309,031/x
3. Step 3: Cross multiply
   2,676,163x = 4,309,031 × 4,309,031
4. Step 4: Simplify right side
   2,676,163x = 18,567,748,158,961
5. Step 5: Solve for x
   x = 18,567,748,158,961/2,676,163
6. Step 6: Final answer
   x = 6,938,197.77