Finding the Third Proportional to 1,813,830 and 3,959,232

Step by Step Solution

1. Step 1: Write the proportion equation
   1,813,830 : 3,959,232 = 3,959,232 : x
2. Step 2: Convert to fraction form
   1,813,830/3,959,232 = 3,959,232/x
3. Step 3: Cross multiply
   1,813,830x = 3,959,232 × 3,959,232
4. Step 4: Simplify right side
   1,813,830x = 15,675,518,029,824
5. Step 5: Solve for x
   x = 15,675,518,029,824/1,813,830
6. Step 6: Final answer
   x = 8,642,220.07