Finding the Third Proportional to 4,307,666 and 9,397,684

Step by Step Solution

1. Step 1: Write the proportion equation
   4,307,666 : 9,397,684 = 9,397,684 : x
2. Step 2: Convert to fraction form
   4,307,666/9,397,684 = 9,397,684/x
3. Step 3: Cross multiply
   4,307,666x = 9,397,684 × 9,397,684
4. Step 4: Simplify right side
   4,307,666x = 88,316,464,563,856
5. Step 5: Solve for x
   x = 88,316,464,563,856/4,307,666
6. Step 6: Final answer
   x = 20,502,161.63