Finding the Third Proportional to 4,441,100 and 9,685,372

Step by Step Solution

1. Step 1: Write the proportion equation
   4,441,100 : 9,685,372 = 9,685,372 : x
2. Step 2: Convert to fraction form
   4,441,100/9,685,372 = 9,685,372/x
3. Step 3: Cross multiply
   4,441,100x = 9,685,372 × 9,685,372
4. Step 4: Simplify right side
   4,441,100x = 93,806,430,778,384
5. Step 5: Solve for x
   x = 93,806,430,778,384/4,441,100
6. Step 6: Final answer
   x = 21,122,341.49