Finding the Third Proportional to 4,483,228 and 9,285,470

Step by Step Solution

1. Step 1: Write the proportion equation
   4,483,228 : 9,285,470 = 9,285,470 : x
2. Step 2: Convert to fraction form
   4,483,228/9,285,470 = 9,285,470/x
3. Step 3: Cross multiply
   4,483,228x = 9,285,470 × 9,285,470
4. Step 4: Simplify right side
   4,483,228x = 86,219,953,120,900
5. Step 5: Solve for x
   x = 86,219,953,120,900/4,483,228
6. Step 6: Final answer
   x = 19,231,668.15