Finding the Third Proportional to 4,648,583 and 10,120,558

Step by Step Solution

1. Step 1: Write the proportion equation
   4,648,583 : 10,120,558 = 10,120,558 : x
2. Step 2: Convert to fraction form
   4,648,583/10,120,558 = 10,120,558/x
3. Step 3: Cross multiply
   4,648,583x = 10,120,558 × 10,120,558
4. Step 4: Simplify right side
   4,648,583x = 102,425,694,231,364
5. Step 5: Solve for x
   x = 102,425,694,231,364/4,648,583
6. Step 6: Final answer
   x = 22,033,745.39