Finding the Third Proportional to 1,578,813 and 3,410,184

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,813 : 3,410,184 = 3,410,184 : x
2. Step 2: Convert to fraction form
   1,578,813/3,410,184 = 3,410,184/x
3. Step 3: Cross multiply
   1,578,813x = 3,410,184 × 3,410,184
4. Step 4: Simplify right side
   1,578,813x = 11,629,354,913,856
5. Step 5: Solve for x
   x = 11,629,354,913,856/1,578,813
6. Step 6: Final answer
   x = 7,365,884.95