Finding the Third Proportional to 4,810,248 and 10,018,530

Step by Step Solution

1. Step 1: Write the proportion equation
   4,810,248 : 10,018,530 = 10,018,530 : x
2. Step 2: Convert to fraction form
   4,810,248/10,018,530 = 10,018,530/x
3. Step 3: Cross multiply
   4,810,248x = 10,018,530 × 10,018,530
4. Step 4: Simplify right side
   4,810,248x = 100,370,943,360,900
5. Step 5: Solve for x
   x = 100,370,943,360,900/4,810,248
6. Step 6: Final answer
   x = 20,866,064.15