Finding the Third Proportional to 4,262,522 and 9,131,524

Step by Step Solution

1. Step 1: Write the proportion equation
   4,262,522 : 9,131,524 = 9,131,524 : x
2. Step 2: Convert to fraction form
   4,262,522/9,131,524 = 9,131,524/x
3. Step 3: Cross multiply
   4,262,522x = 9,131,524 × 9,131,524
4. Step 4: Simplify right side
   4,262,522x = 83,384,730,562,576
5. Step 5: Solve for x
   x = 83,384,730,562,576/4,262,522
6. Step 6: Final answer
   x = 19,562,299.17