Finding the Third Proportional to 1,068,416 and 2,176,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068,416 : 2,176,416 = 2,176,416 : x
2. Step 2: Convert to fraction form
   1,068,416/2,176,416 = 2,176,416/x
3. Step 3: Cross multiply
   1,068,416x = 2,176,416 × 2,176,416
4. Step 4: Simplify right side
   1,068,416x = 4,736,786,605,056
5. Step 5: Solve for x
   x = 4,736,786,605,056/1,068,416
6. Step 6: Final answer
   x = 4,433,466.56