Finding the Third Proportional to 9,724,984 and 21,162,416

Step by Step Solution

1. Step 1: Write the proportion equation
   9,724,984 : 21,162,416 = 21,162,416 : x
2. Step 2: Convert to fraction form
   9,724,984/21,162,416 = 21,162,416/x
3. Step 3: Cross multiply
   9,724,984x = 21,162,416 × 21,162,416
4. Step 4: Simplify right side
   9,724,984x = 447,847,850,957,056
5. Step 5: Solve for x
   x = 447,847,850,957,056/9,724,984
6. Step 6: Final answer
   x = 46,051,268.67