Finding the Third Proportional to 3,280,410 and 7,099,956

Step by Step Solution

1. Step 1: Write the proportion equation
   3,280,410 : 7,099,956 = 7,099,956 : x
2. Step 2: Convert to fraction form
   3,280,410/7,099,956 = 7,099,956/x
3. Step 3: Cross multiply
   3,280,410x = 7,099,956 × 7,099,956
4. Step 4: Simplify right side
   3,280,410x = 50,409,375,201,936
5. Step 5: Solve for x
   x = 50,409,375,201,936/3,280,410
6. Step 6: Final answer
   x = 15,366,791.10