Finding the Third Proportional to 3,209,018 and 7,047,800

Step by Step Solution

1. Step 1: Write the proportion equation
   3,209,018 : 7,047,800 = 7,047,800 : x
2. Step 2: Convert to fraction form
   3,209,018/7,047,800 = 7,047,800/x
3. Step 3: Cross multiply
   3,209,018x = 7,047,800 × 7,047,800
4. Step 4: Simplify right side
   3,209,018x = 49,671,484,840,000
5. Step 5: Solve for x
   x = 49,671,484,840,000/3,209,018
6. Step 6: Final answer
   x = 15,478,718.05