Finding the Third Proportional to 3,831,239 and 8,182,980

Step by Step Solution

1. Step 1: Write the proportion equation
   3,831,239 : 8,182,980 = 8,182,980 : x
2. Step 2: Convert to fraction form
   3,831,239/8,182,980 = 8,182,980/x
3. Step 3: Cross multiply
   3,831,239x = 8,182,980 × 8,182,980
4. Step 4: Simplify right side
   3,831,239x = 66,961,161,680,400
5. Step 5: Solve for x
   x = 66,961,161,680,400/3,831,239
6. Step 6: Final answer
   x = 17,477,678.03