Finding the Third Proportional to 2,563,166 and 5,457,622

Step by Step Solution

1. Step 1: Write the proportion equation
   2,563,166 : 5,457,622 = 5,457,622 : x
2. Step 2: Convert to fraction form
   2,563,166/5,457,622 = 5,457,622/x
3. Step 3: Cross multiply
   2,563,166x = 5,457,622 × 5,457,622
4. Step 4: Simplify right side
   2,563,166x = 29,785,637,894,884
5. Step 5: Solve for x
   x = 29,785,637,894,884/2,563,166
6. Step 6: Final answer
   x = 11,620,643.34