Finding the Third Proportional to 1,922,449 and 4,538,119

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922,449 : 4,538,119 = 4,538,119 : x
2. Step 2: Convert to fraction form
   1,922,449/4,538,119 = 4,538,119/x
3. Step 3: Cross multiply
   1,922,449x = 4,538,119 × 4,538,119
4. Step 4: Simplify right side
   1,922,449x = 20,594,524,058,161
5. Step 5: Solve for x
   x = 20,594,524,058,161/1,922,449
6. Step 6: Final answer
   x = 10,712,650.40