Finding the Third Proportional to 1,813,824 and 3,959,199

Step by Step Solution

1. Step 1: Write the proportion equation
   1,813,824 : 3,959,199 = 3,959,199 : x
2. Step 2: Convert to fraction form
   1,813,824/3,959,199 = 3,959,199/x
3. Step 3: Cross multiply
   1,813,824x = 3,959,199 × 3,959,199
4. Step 4: Simplify right side
   1,813,824x = 15,675,256,721,601
5. Step 5: Solve for x
   x = 15,675,256,721,601/1,813,824
6. Step 6: Final answer
   x = 8,642,104.59