Finding the Third Proportional to 1,086,649 and 2,359,989

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,649 : 2,359,989 = 2,359,989 : x
2. Step 2: Convert to fraction form
   1,086,649/2,359,989 = 2,359,989/x
3. Step 3: Cross multiply
   1,086,649x = 2,359,989 × 2,359,989
4. Step 4: Simplify right side
   1,086,649x = 5,569,548,080,121
5. Step 5: Solve for x
   x = 5,569,548,080,121/1,086,649
6. Step 6: Final answer
   x = 5,125,434.32