Finding the Third Proportional to 4,487,650 and 9,659,588

Step by Step Solution

1. Step 1: Write the proportion equation
   4,487,650 : 9,659,588 = 9,659,588 : x
2. Step 2: Convert to fraction form
   4,487,650/9,659,588 = 9,659,588/x
3. Step 3: Cross multiply
   4,487,650x = 9,659,588 × 9,659,588
4. Step 4: Simplify right side
   4,487,650x = 93,307,640,329,744
5. Step 5: Solve for x
   x = 93,307,640,329,744/4,487,650
6. Step 6: Final answer
   x = 20,792,093.93