Finding the Third Proportional to 4,283,482 and 9,313,448

Step by Step Solution

1. Step 1: Write the proportion equation
   4,283,482 : 9,313,448 = 9,313,448 : x
2. Step 2: Convert to fraction form
   4,283,482/9,313,448 = 9,313,448/x
3. Step 3: Cross multiply
   4,283,482x = 9,313,448 × 9,313,448
4. Step 4: Simplify right side
   4,283,482x = 86,740,313,648,704
5. Step 5: Solve for x
   x = 86,740,313,648,704/4,283,482
6. Step 6: Final answer
   x = 20,249,954.04