Finding the Third Proportional to 4,335,228 and 9,442,805

Step by Step Solution

1. Step 1: Write the proportion equation
   4,335,228 : 9,442,805 = 9,442,805 : x
2. Step 2: Convert to fraction form
   4,335,228/9,442,805 = 9,442,805/x
3. Step 3: Cross multiply
   4,335,228x = 9,442,805 × 9,442,805
4. Step 4: Simplify right side
   4,335,228x = 89,166,566,268,025
5. Step 5: Solve for x
   x = 89,166,566,268,025/4,335,228
6. Step 6: Final answer
   x = 20,567,906.99