Finding the Third Proportional to 8,491,407 and 17,770,134

Step by Step Solution

1. Step 1: Write the proportion equation
   8,491,407 : 17,770,134 = 17,770,134 : x
2. Step 2: Convert to fraction form
   8,491,407/17,770,134 = 17,770,134/x
3. Step 3: Cross multiply
   8,491,407x = 17,770,134 × 17,770,134
4. Step 4: Simplify right side
   8,491,407x = 315,777,662,377,956
5. Step 5: Solve for x
   x = 315,777,662,377,956/8,491,407
6. Step 6: Final answer
   x = 37,187,908.01