Finding the Third Proportional to 80,859,012 and 132,021,498

Step by Step Solution

1. Step 1: Write the proportion equation
   80,859,012 : 132,021,498 = 132,021,498 : x
2. Step 2: Convert to fraction form
   80,859,012/132,021,498 = 132,021,498/x
3. Step 3: Cross multiply
   80,859,012x = 132,021,498 × 132,021,498
4. Step 4: Simplify right side
   80,859,012x = 17,429,675,934,164,004
5. Step 5: Solve for x
   x = 17,429,675,934,164,004/80,859,012
6. Step 6: Final answer
   x = 215,556,380.21