Finding the Third Proportional to 1,085,642 and 2,320,370

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,642 : 2,320,370 = 2,320,370 : x
2. Step 2: Convert to fraction form
   1,085,642/2,320,370 = 2,320,370/x
3. Step 3: Cross multiply
   1,085,642x = 2,320,370 × 2,320,370
4. Step 4: Simplify right side
   1,085,642x = 5,384,116,936,900
5. Step 5: Solve for x
   x = 5,384,116,936,900/1,085,642
6. Step 6: Final answer
   x = 4,959,385.26