Finding the Third Proportional to 4,199,554 and 8,993,936

Step by Step Solution

1. Step 1: Write the proportion equation
   4,199,554 : 8,993,936 = 8,993,936 : x
2. Step 2: Convert to fraction form
   4,199,554/8,993,936 = 8,993,936/x
3. Step 3: Cross multiply
   4,199,554x = 8,993,936 × 8,993,936
4. Step 4: Simplify right side
   4,199,554x = 80,890,884,772,096
5. Step 5: Solve for x
   x = 80,890,884,772,096/4,199,554
6. Step 6: Final answer
   x = 19,261,779.89