Finding the Third Proportional to 4,311,483 and 9,388,416

Step by Step Solution

1. Step 1: Write the proportion equation
   4,311,483 : 9,388,416 = 9,388,416 : x
2. Step 2: Convert to fraction form
   4,311,483/9,388,416 = 9,388,416/x
3. Step 3: Cross multiply
   4,311,483x = 9,388,416 × 9,388,416
4. Step 4: Simplify right side
   4,311,483x = 88,142,354,989,056
5. Step 5: Solve for x
   x = 88,142,354,989,056/4,311,483
6. Step 6: Final answer
   x = 20,443,628.09