Finding the Third Proportional to 4,315,684 and 9,444,100

Step by Step Solution

1. Step 1: Write the proportion equation
   4,315,684 : 9,444,100 = 9,444,100 : x
2. Step 2: Convert to fraction form
   4,315,684/9,444,100 = 9,444,100/x
3. Step 3: Cross multiply
   4,315,684x = 9,444,100 × 9,444,100
4. Step 4: Simplify right side
   4,315,684x = 89,191,024,810,000
5. Step 5: Solve for x
   x = 89,191,024,810,000/4,315,684
6. Step 6: Final answer
   x = 20,666,718.14