Finding the Third Proportional to 4,626,636 and 10,025,466

Step by Step Solution

1. Step 1: Write the proportion equation
   4,626,636 : 10,025,466 = 10,025,466 : x
2. Step 2: Convert to fraction form
   4,626,636/10,025,466 = 10,025,466/x
3. Step 3: Cross multiply
   4,626,636x = 10,025,466 × 10,025,466
4. Step 4: Simplify right side
   4,626,636x = 100,509,968,517,156
5. Step 5: Solve for x
   x = 100,509,968,517,156/4,626,636
6. Step 6: Final answer
   x = 21,724,200.59