Finding the Third Proportional to 2,105,654 and 4,311,056

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,654 : 4,311,056 = 4,311,056 : x
2. Step 2: Convert to fraction form
   2,105,654/4,311,056 = 4,311,056/x
3. Step 3: Cross multiply
   2,105,654x = 4,311,056 × 4,311,056
4. Step 4: Simplify right side
   2,105,654x = 18,585,203,835,136
5. Step 5: Solve for x
   x = 18,585,203,835,136/2,105,654
6. Step 6: Final answer
   x = 8,826,333.21