Finding the Third Proportional to 678,919 and 1,468,093

Step by Step Solution

1. Step 1: Write the proportion equation
   678,919 : 1,468,093 = 1,468,093 : x
2. Step 2: Convert to fraction form
   678,919/1,468,093 = 1,468,093/x
3. Step 3: Cross multiply
   678,919x = 1,468,093 × 1,468,093
4. Step 4: Simplify right side
   678,919x = 2,155,297,056,649
5. Step 5: Solve for x
   x = 2,155,297,056,649/678,919
6. Step 6: Final answer
   x = 3,174,601.18