Finding the Third Proportional to 6,018,950 and 12,978,310

Step by Step Solution

1. Step 1: Write the proportion equation
   6,018,950 : 12,978,310 = 12,978,310 : x
2. Step 2: Convert to fraction form
   6,018,950/12,978,310 = 12,978,310/x
3. Step 3: Cross multiply
   6,018,950x = 12,978,310 × 12,978,310
4. Step 4: Simplify right side
   6,018,950x = 168,436,530,456,100
5. Step 5: Solve for x
   x = 168,436,530,456,100/6,018,950
6. Step 6: Final answer
   x = 27,984,371.10