Finding the Third Proportional to 48,989,361 and 80,666,150

Step by Step Solution

1. Step 1: Write the proportion equation
   48,989,361 : 80,666,150 = 80,666,150 : x
2. Step 2: Convert to fraction form
   48,989,361/80,666,150 = 80,666,150/x
3. Step 3: Cross multiply
   48,989,361x = 80,666,150 × 80,666,150
4. Step 4: Simplify right side
   48,989,361x = 6,507,027,755,822,500
5. Step 5: Solve for x
   x = 6,507,027,755,822,500/48,989,361
6. Step 6: Final answer
   x = 132,825,324.17