Finding the Third Proportional to 4,157,954 and 8,957,572

Step by Step Solution

1. Step 1: Write the proportion equation
   4,157,954 : 8,957,572 = 8,957,572 : x
2. Step 2: Convert to fraction form
   4,157,954/8,957,572 = 8,957,572/x
3. Step 3: Cross multiply
   4,157,954x = 8,957,572 × 8,957,572
4. Step 4: Simplify right side
   4,157,954x = 80,238,096,135,184
5. Step 5: Solve for x
   x = 80,238,096,135,184/4,157,954
6. Step 6: Final answer
   x = 19,297,494.91