Finding the Third Proportional to 4,199,556 and 8,993,940

Step by Step Solution

1. Step 1: Write the proportion equation
   4,199,556 : 8,993,940 = 8,993,940 : x
2. Step 2: Convert to fraction form
   4,199,556/8,993,940 = 8,993,940/x
3. Step 3: Cross multiply
   4,199,556x = 8,993,940 × 8,993,940
4. Step 4: Simplify right side
   4,199,556x = 80,890,956,723,600
5. Step 5: Solve for x
   x = 80,890,956,723,600/4,199,556
6. Step 6: Final answer
   x = 19,261,787.85