Finding the Third Proportional to 82,419,120 and 162,763,884

Step by Step Solution

1. Step 1: Write the proportion equation
   82,419,120 : 162,763,884 = 162,763,884 : x
2. Step 2: Convert to fraction form
   82,419,120/162,763,884 = 162,763,884/x
3. Step 3: Cross multiply
   82,419,120x = 162,763,884 × 162,763,884
4. Step 4: Simplify right side
   82,419,120x = 26,492,081,934,765,456
5. Step 5: Solve for x
   x = 26,492,081,934,765,456/82,419,120
6. Step 6: Final answer
   x = 321,431,264.19