Finding the Third Proportional to 911,786 and 2,110,622

Step by Step Solution

1. Step 1: Write the proportion equation
   911,786 : 2,110,622 = 2,110,622 : x
2. Step 2: Convert to fraction form
   911,786/2,110,622 = 2,110,622/x
3. Step 3: Cross multiply
   911,786x = 2,110,622 × 2,110,622
4. Step 4: Simplify right side
   911,786x = 4,454,725,226,884
5. Step 5: Solve for x
   x = 4,454,725,226,884/911,786
6. Step 6: Final answer
   x = 4,885,713.56