Finding the Third Proportional to 4,658,616 and 9,877,104

Step by Step Solution

1. Step 1: Write the proportion equation
   4,658,616 : 9,877,104 = 9,877,104 : x
2. Step 2: Convert to fraction form
   4,658,616/9,877,104 = 9,877,104/x
3. Step 3: Cross multiply
   4,658,616x = 9,877,104 × 9,877,104
4. Step 4: Simplify right side
   4,658,616x = 97,557,183,426,816
5. Step 5: Solve for x
   x = 97,557,183,426,816/4,658,616
6. Step 6: Final answer
   x = 20,941,237.36