Finding the Third Proportional to 2,190,468 and 4,793,868

Step by Step Solution

1. Step 1: Write the proportion equation
   2,190,468 : 4,793,868 = 4,793,868 : x
2. Step 2: Convert to fraction form
   2,190,468/4,793,868 = 4,793,868/x
3. Step 3: Cross multiply
   2,190,468x = 4,793,868 × 4,793,868
4. Step 4: Simplify right side
   2,190,468x = 22,981,170,401,424
5. Step 5: Solve for x
   x = 22,981,170,401,424/2,190,468
6. Step 6: Final answer
   x = 10,491,443.11