Finding the Third Proportional to 8,491,404 and 17,770,128

Step by Step Solution

1. Step 1: Write the proportion equation
   8,491,404 : 17,770,128 = 17,770,128 : x
2. Step 2: Convert to fraction form
   8,491,404/17,770,128 = 17,770,128/x
3. Step 3: Cross multiply
   8,491,404x = 17,770,128 × 17,770,128
4. Step 4: Simplify right side
   8,491,404x = 315,777,449,136,384
5. Step 5: Solve for x
   x = 315,777,449,136,384/8,491,404
6. Step 6: Final answer
   x = 37,187,896.03