Finding the Third Proportional to 1,009,984 and 2,177,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,984 : 2,177,408 = 2,177,408 : x
2. Step 2: Convert to fraction form
   1,009,984/2,177,408 = 2,177,408/x
3. Step 3: Cross multiply
   1,009,984x = 2,177,408 × 2,177,408
4. Step 4: Simplify right side
   1,009,984x = 4,741,105,598,464
5. Step 5: Solve for x
   x = 4,741,105,598,464/1,009,984
6. Step 6: Final answer
   x = 4,694,238.32