Finding the Third Proportional to 1,415,799 and 2,123,847

Step by Step Solution

1. Step 1: Write the proportion equation
   1,415,799 : 2,123,847 = 2,123,847 : x
2. Step 2: Convert to fraction form
   1,415,799/2,123,847 = 2,123,847/x
3. Step 3: Cross multiply
   1,415,799x = 2,123,847 × 2,123,847
4. Step 4: Simplify right side
   1,415,799x = 4,510,726,079,409
5. Step 5: Solve for x
   x = 4,510,726,079,409/1,415,799
6. Step 6: Final answer
   x = 3,185,993.27