Finding the Third Proportional to 4,085,445 and 8,981,322

Step by Step Solution

1. Step 1: Write the proportion equation
   4,085,445 : 8,981,322 = 8,981,322 : x
2. Step 2: Convert to fraction form
   4,085,445/8,981,322 = 8,981,322/x
3. Step 3: Cross multiply
   4,085,445x = 8,981,322 × 8,981,322
4. Step 4: Simplify right side
   4,085,445x = 80,664,144,867,684
5. Step 5: Solve for x
   x = 80,664,144,867,684/4,085,445
6. Step 6: Final answer
   x = 19,744,273.85