Finding the Third Proportional to 2,139,878 and 3,324,093

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,878 : 3,324,093 = 3,324,093 : x
2. Step 2: Convert to fraction form
   2,139,878/3,324,093 = 3,324,093/x
3. Step 3: Cross multiply
   2,139,878x = 3,324,093 × 3,324,093
4. Step 4: Simplify right side
   2,139,878x = 11,049,594,272,649
5. Step 5: Solve for x
   x = 11,049,594,272,649/2,139,878
6. Step 6: Final answer
   x = 5,163,656.19