Finding the Third Proportional to 4,212,078 and 9,096,616

Step by Step Solution

1. Step 1: Write the proportion equation
   4,212,078 : 9,096,616 = 9,096,616 : x
2. Step 2: Convert to fraction form
   4,212,078/9,096,616 = 9,096,616/x
3. Step 3: Cross multiply
   4,212,078x = 9,096,616 × 9,096,616
4. Step 4: Simplify right side
   4,212,078x = 82,748,422,651,456
5. Step 5: Solve for x
   x = 82,748,422,651,456/4,212,078
6. Step 6: Final answer
   x = 19,645,510.52