Finding the Third Proportional to 1,085,745 and 2,144,239

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,745 : 2,144,239 = 2,144,239 : x
2. Step 2: Convert to fraction form
   1,085,745/2,144,239 = 2,144,239/x
3. Step 3: Cross multiply
   1,085,745x = 2,144,239 × 2,144,239
4. Step 4: Simplify right side
   1,085,745x = 4,597,760,889,121
5. Step 5: Solve for x
   x = 4,597,760,889,121/1,085,745
6. Step 6: Final answer
   x = 4,234,659.97