Finding the Third Proportional to 4,339,620 and 9,450,724

Step by Step Solution

1. Step 1: Write the proportion equation
   4,339,620 : 9,450,724 = 9,450,724 : x
2. Step 2: Convert to fraction form
   4,339,620/9,450,724 = 9,450,724/x
3. Step 3: Cross multiply
   4,339,620x = 9,450,724 × 9,450,724
4. Step 4: Simplify right side
   4,339,620x = 89,316,184,124,176
5. Step 5: Solve for x
   x = 89,316,184,124,176/4,339,620
6. Step 6: Final answer
   x = 20,581,568.00