Finding the Third Proportional to 4,648,616 and 10,120,624

Step by Step Solution

1. Step 1: Write the proportion equation
   4,648,616 : 10,120,624 = 10,120,624 : x
2. Step 2: Convert to fraction form
   4,648,616/10,120,624 = 10,120,624/x
3. Step 3: Cross multiply
   4,648,616x = 10,120,624 × 10,120,624
4. Step 4: Simplify right side
   4,648,616x = 102,427,030,149,376
5. Step 5: Solve for x
   x = 102,427,030,149,376/4,648,616
6. Step 6: Final answer
   x = 22,033,876.35