Finding the Third Proportional to 16,921,380 and 37,086,676

Step by Step Solution

1. Step 1: Write the proportion equation
   16,921,380 : 37,086,676 = 37,086,676 : x
2. Step 2: Convert to fraction form
   16,921,380/37,086,676 = 37,086,676/x
3. Step 3: Cross multiply
   16,921,380x = 37,086,676 × 37,086,676
4. Step 4: Simplify right side
   16,921,380x = 1,375,421,536,728,976
5. Step 5: Solve for x
   x = 1,375,421,536,728,976/16,921,380
6. Step 6: Final answer
   x = 81,283,059.46