Finding the Third Proportional to 3,877,034 and 8,459,072

Step by Step Solution

1. Step 1: Write the proportion equation
   3,877,034 : 8,459,072 = 8,459,072 : x
2. Step 2: Convert to fraction form
   3,877,034/8,459,072 = 8,459,072/x
3. Step 3: Cross multiply
   3,877,034x = 8,459,072 × 8,459,072
4. Step 4: Simplify right side
   3,877,034x = 71,555,899,101,184
5. Step 5: Solve for x
   x = 71,555,899,101,184/3,877,034
6. Step 6: Final answer
   x = 18,456,350.68