Finding the Third Proportional to 1,777,790 and 3,910,036

Step by Step Solution

1. Step 1: Write the proportion equation
   1,777,790 : 3,910,036 = 3,910,036 : x
2. Step 2: Convert to fraction form
   1,777,790/3,910,036 = 3,910,036/x
3. Step 3: Cross multiply
   1,777,790x = 3,910,036 × 3,910,036
4. Step 4: Simplify right side
   1,777,790x = 15,288,381,521,296
5. Step 5: Solve for x
   x = 15,288,381,521,296/1,777,790
6. Step 6: Final answer
   x = 8,599,655.48