Finding the Third Proportional to 4,550,868 and 9,749,448

Step by Step Solution

1. Step 1: Write the proportion equation
   4,550,868 : 9,749,448 = 9,749,448 : x
2. Step 2: Convert to fraction form
   4,550,868/9,749,448 = 9,749,448/x
3. Step 3: Cross multiply
   4,550,868x = 9,749,448 × 9,749,448
4. Step 4: Simplify right side
   4,550,868x = 95,051,736,304,704
5. Step 5: Solve for x
   x = 95,051,736,304,704/4,550,868
6. Step 6: Final answer
   x = 20,886,506.99